The number of significant figures that the answer must have for the conversion of 4 .3 qt to liters has to be given. Concept Introduction: A general-problem solving method in which the units under consideration is associated with numbers and are used as a guide in setting up calculations is known as Dimensional analysis. The units are treated the way the numbers are treated in this method. Three steps has to be followed for the Dimensional analysis and they are, The known or given quantity has to be identified that includes both numerical and units. The unit of the new quantity that has to be determined. Multiply the known or given quantity by one or more required conversion factors so that the unwanted units are cancelled leaving the desired units only. The mathematical operation has to be performed as indicated by the conversion factor setup. If an exact number is present in the conversion of one unit into another, then the answer obtained will have the same number of significant figures as the measurement. If an inexact number is present in the conversion means, then the answer obtained will have same number of significant figures as in measurements or least number of significant figures as in conversion factor.

Question

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Answer 1

Question

Chapter 2, Problem 2.89EP

(a)

Interpretation Introduction

Interpretation:

The number of significant figures that the answer must have for the conversion of 4.3 qt to liters has to be given.

Concept Introduction:

A general-problem solving method in which the units under consideration is associated with numbers and are used as a guide in setting up calculations is known as Dimensional analysis. The units are treated the way the numbers are treated in this method. Three steps has to be followed for the Dimensional analysis and they are,

The known or given quantity has to be identified that includes both numerical and units. The unit of the new quantity that has to be determined.

Multiply the known or given quantity by one or more required conversion factors so that the unwanted units are cancelled leaving the desired units only.

The mathematical operation has to be performed as indicated by the conversion factor setup.

If an exact number is present in the conversion of one unit into another, then the answer obtained will have the same number of significant figures as the measurement. If an inexact number is present in the conversion means, then the answer obtained will have same number of significant figures as in measurements or least number of significant figures as in conversion factor.

(c)

Interpretation Introduction

Interpretation:

The number of significant figures that the answer must have for the conversion of 3.09 qt to liters has to be given.

Concept Introduction:

A general-problem solving method in which the units under consideration is associated with numbers and are used as a guide in setting up calculations is known as Dimensional analysis. The units are treated the way the numbers are treated in this method. Three steps has to be followed for the Dimensional analysis and they are,

The known or given quantity has to be identified that includes both numerical and units. The unit of the new quantity that has to be determined.

Multiply the known or given quantity by one or more required conversion factors so that the unwanted units are cancelled leaving the desired units only.

The mathematical operation has to be performed as indicated by the conversion factor setup.

If an exact number is present in the conversion of one unit into another, then the answer obtained will have the same number of significant figures as the measurement. If an inexact number is present in the conversion means, then the answer obtained will have same number of significant figures as in measurements or least number of significant figures as in conversion factor.

(b)

Interpretation Introduction

Interpretation:

The number of significant figures that the answer must have for the conversion of 0.33030 qt to liters has to be given.

Concept Introduction:

A general-problem solving method in which the units under consideration is associated with numbers and are used as a guide in setting up calculations is known as Dimensional analysis. The units are treated the way the numbers are treated in this method. Three steps has to be followed for the Dimensional analysis and they are,

The known or given quantity has to be identified that includes both numerical and units. The unit of the new quantity that has to be determined.

Multiply the known or given quantity by one or more required conversion factors so that the unwanted units are cancelled leaving the desired units only.

The mathematical operation has to be performed as indicated by the conversion factor setup.

If an exact number is present in the conversion of one unit into another, then the answer obtained will have the same number of significant figures as the measurement. If an inexact number is present in the conversion means, then the answer obtained will have same number of significant figures as in measurements or least number of significant figures as in conversion factor.

(d)

Interpretation Introduction

Interpretation:

The number of significant figures that the answer must have for the conversion of 5.12310 qt to liters has to be given.

Concept Introduction:

A general-problem solving method in which the units under consideration is associated with numbers and are used as a guide in setting up calculations is known as Dimensional analysis. The units are treated the way the numbers are treated in this method. Three steps has to be followed for the Dimensional analysis and they are,

The known or given quantity has to be identified that includes both numerical and units. The unit of the new quantity that has to be determined.

Multiply the known or given quantity by one or more required conversion factors so that the unwanted units are cancelled leaving the desired units only.

The mathematical operation has to be performed as indicated by the conversion factor setup.

If an exact number is present in the conversion of one unit into another, then the answer obtained will have the same number of significant figures as the measurement. If an inexact number is present in the conversion means, then the answer obtained will have same number of significant figures as in measurements or least number of significant figures as in conversion factor.

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Experiment: Each team will be provided with 5g of a mixture of acetanilide and salicylic acid. You will divide it into three 1.5 g portions in separate 125 mL Erlenmeyer flasks savıng some for melting point analysis. Dissolve the mixture in each flask in ~60mL of DI water by heating to boiling on a hotplate. Take the flasks off the hotplate once you have a clear solution and let them stand on the bench top for 5 mins and then allow them to cool as described below. Sample A-Let the first sample cool slowly to room temperature by letting it stand on your lab bench, with occasional stirring to promote crystallization. Sample B-Cool the second sample 1n a tap-water bath to 10-15 °C Sample C-Cool the third sample in an ice-bath to 0-2 °C Results: weight after recrystalization and melting point temp. A=0.624g,102-115° B=0.765g, 80-105° C=1.135g, 77-108 What is the percent yield of A,B, and C.

Answer 2

Question

Chapter 2, Problem 2.89EP

(a)

Interpretation Introduction

Interpretation:

The number of significant figures that the answer must have for the conversion of 4.3 qt to liters has to be given.

Concept Introduction:

A general-problem solving method in which the units under consideration is associated with numbers and are used as a guide in setting up calculations is known as Dimensional analysis. The units are treated the way the numbers are treated in this method. Three steps has to be followed for the Dimensional analysis and they are,

The known or given quantity has to be identified that includes both numerical and units. The unit of the new quantity that has to be determined.

Multiply the known or given quantity by one or more required conversion factors so that the unwanted units are cancelled leaving the desired units only.

The mathematical operation has to be performed as indicated by the conversion factor setup.

If an exact number is present in the conversion of one unit into another, then the answer obtained will have the same number of significant figures as the measurement. If an inexact number is present in the conversion means, then the answer obtained will have same number of significant figures as in measurements or least number of significant figures as in conversion factor.

(c)

Interpretation Introduction

Interpretation:

The number of significant figures that the answer must have for the conversion of 3.09 qt to liters has to be given.

Concept Introduction:

A general-problem solving method in which the units under consideration is associated with numbers and are used as a guide in setting up calculations is known as Dimensional analysis. The units are treated the way the numbers are treated in this method. Three steps has to be followed for the Dimensional analysis and they are,

The known or given quantity has to be identified that includes both numerical and units. The unit of the new quantity that has to be determined.

Multiply the known or given quantity by one or more required conversion factors so that the unwanted units are cancelled leaving the desired units only.

The mathematical operation has to be performed as indicated by the conversion factor setup.

If an exact number is present in the conversion of one unit into another, then the answer obtained will have the same number of significant figures as the measurement. If an inexact number is present in the conversion means, then the answer obtained will have same number of significant figures as in measurements or least number of significant figures as in conversion factor.

(b)

Interpretation Introduction

Interpretation:

The number of significant figures that the answer must have for the conversion of 0.33030 qt to liters has to be given.

Concept Introduction:

A general-problem solving method in which the units under consideration is associated with numbers and are used as a guide in setting up calculations is known as Dimensional analysis. The units are treated the way the numbers are treated in this method. Three steps has to be followed for the Dimensional analysis and they are,

The known or given quantity has to be identified that includes both numerical and units. The unit of the new quantity that has to be determined.

Multiply the known or given quantity by one or more required conversion factors so that the unwanted units are cancelled leaving the desired units only.

The mathematical operation has to be performed as indicated by the conversion factor setup.

If an exact number is present in the conversion of one unit into another, then the answer obtained will have the same number of significant figures as the measurement. If an inexact number is present in the conversion means, then the answer obtained will have same number of significant figures as in measurements or least number of significant figures as in conversion factor.

(d)

Interpretation Introduction

Interpretation:

The number of significant figures that the answer must have for the conversion of 5.12310 qt to liters has to be given.

Concept Introduction:

A general-problem solving method in which the units under consideration is associated with numbers and are used as a guide in setting up calculations is known as Dimensional analysis. The units are treated the way the numbers are treated in this method. Three steps has to be followed for the Dimensional analysis and they are,

The known or given quantity has to be identified that includes both numerical and units. The unit of the new quantity that has to be determined.

Multiply the known or given quantity by one or more required conversion factors so that the unwanted units are cancelled leaving the desired units only.

The mathematical operation has to be performed as indicated by the conversion factor setup.

If an exact number is present in the conversion of one unit into another, then the answer obtained will have the same number of significant figures as the measurement. If an inexact number is present in the conversion means, then the answer obtained will have same number of significant figures as in measurements or least number of significant figures as in conversion factor.

Expert Solution & Answer

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Answer 3

Question

Chapter 2, Problem 2.89EP

(a)

Interpretation Introduction

Interpretation:

The number of significant figures that the answer must have for the conversion of 4.3 qt to liters has to be given.

Concept Introduction:

A general-problem solving method in which the units under consideration is associated with numbers and are used as a guide in setting up calculations is known as Dimensional analysis. The units are treated the way the numbers are treated in this method. Three steps has to be followed for the Dimensional analysis and they are,

The known or given quantity has to be identified that includes both numerical and units. The unit of the new quantity that has to be determined.

Multiply the known or given quantity by one or more required conversion factors so that the unwanted units are cancelled leaving the desired units only.

The mathematical operation has to be performed as indicated by the conversion factor setup.

If an exact number is present in the conversion of one unit into another, then the answer obtained will have the same number of significant figures as the measurement. If an inexact number is present in the conversion means, then the answer obtained will have same number of significant figures as in measurements or least number of significant figures as in conversion factor.

(c)

Interpretation Introduction

Interpretation:

The number of significant figures that the answer must have for the conversion of 3.09 qt to liters has to be given.

Concept Introduction:

A general-problem solving method in which the units under consideration is associated with numbers and are used as a guide in setting up calculations is known as Dimensional analysis. The units are treated the way the numbers are treated in this method. Three steps has to be followed for the Dimensional analysis and they are,

The known or given quantity has to be identified that includes both numerical and units. The unit of the new quantity that has to be determined.

Multiply the known or given quantity by one or more required conversion factors so that the unwanted units are cancelled leaving the desired units only.

The mathematical operation has to be performed as indicated by the conversion factor setup.

If an exact number is present in the conversion of one unit into another, then the answer obtained will have the same number of significant figures as the measurement. If an inexact number is present in the conversion means, then the answer obtained will have same number of significant figures as in measurements or least number of significant figures as in conversion factor.

(b)

Interpretation Introduction

Interpretation:

The number of significant figures that the answer must have for the conversion of 0.33030 qt to liters has to be given.

Concept Introduction:

A general-problem solving method in which the units under consideration is associated with numbers and are used as a guide in setting up calculations is known as Dimensional analysis. The units are treated the way the numbers are treated in this method. Three steps has to be followed for the Dimensional analysis and they are,

The known or given quantity has to be identified that includes both numerical and units. The unit of the new quantity that has to be determined.

Multiply the known or given quantity by one or more required conversion factors so that the unwanted units are cancelled leaving the desired units only.

The mathematical operation has to be performed as indicated by the conversion factor setup.

If an exact number is present in the conversion of one unit into another, then the answer obtained will have the same number of significant figures as the measurement. If an inexact number is present in the conversion means, then the answer obtained will have same number of significant figures as in measurements or least number of significant figures as in conversion factor.

(d)

Interpretation Introduction

Interpretation:

The number of significant figures that the answer must have for the conversion of 5.12310 qt to liters has to be given.

Concept Introduction:

A general-problem solving method in which the units under consideration is associated with numbers and are used as a guide in setting up calculations is known as Dimensional analysis. The units are treated the way the numbers are treated in this method. Three steps has to be followed for the Dimensional analysis and they are,

The known or given quantity has to be identified that includes both numerical and units. The unit of the new quantity that has to be determined.

Multiply the known or given quantity by one or more required conversion factors so that the unwanted units are cancelled leaving the desired units only.

The mathematical operation has to be performed as indicated by the conversion factor setup.

If an exact number is present in the conversion of one unit into another, then the answer obtained will have the same number of significant figures as the measurement. If an inexact number is present in the conversion means, then the answer obtained will have same number of significant figures as in measurements or least number of significant figures as in conversion factor.

Expert Solution & Answer

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Answer 4

Question

Chapter 2, Problem 2.89EP

(a)

Interpretation Introduction

Interpretation:

The number of significant figures that the answer must have for the conversion of 4.3 qt to liters has to be given.

Concept Introduction:

A general-problem solving method in which the units under consideration is associated with numbers and are used as a guide in setting up calculations is known as Dimensional analysis. The units are treated the way the numbers are treated in this method. Three steps has to be followed for the Dimensional analysis and they are,

The known or given quantity has to be identified that includes both numerical and units. The unit of the new quantity that has to be determined.

Multiply the known or given quantity by one or more required conversion factors so that the unwanted units are cancelled leaving the desired units only.

The mathematical operation has to be performed as indicated by the conversion factor setup.

If an exact number is present in the conversion of one unit into another, then the answer obtained will have the same number of significant figures as the measurement. If an inexact number is present in the conversion means, then the answer obtained will have same number of significant figures as in measurements or least number of significant figures as in conversion factor.

(c)

Interpretation Introduction

Interpretation:

The number of significant figures that the answer must have for the conversion of 3.09 qt to liters has to be given.

Concept Introduction:

A general-problem solving method in which the units under consideration is associated with numbers and are used as a guide in setting up calculations is known as Dimensional analysis. The units are treated the way the numbers are treated in this method. Three steps has to be followed for the Dimensional analysis and they are,

The known or given quantity has to be identified that includes both numerical and units. The unit of the new quantity that has to be determined.

Multiply the known or given quantity by one or more required conversion factors so that the unwanted units are cancelled leaving the desired units only.

The mathematical operation has to be performed as indicated by the conversion factor setup.

If an exact number is present in the conversion of one unit into another, then the answer obtained will have the same number of significant figures as the measurement. If an inexact number is present in the conversion means, then the answer obtained will have same number of significant figures as in measurements or least number of significant figures as in conversion factor.

(b)

Interpretation Introduction

Interpretation:

The number of significant figures that the answer must have for the conversion of 0.33030 qt to liters has to be given.

Concept Introduction:

A general-problem solving method in which the units under consideration is associated with numbers and are used as a guide in setting up calculations is known as Dimensional analysis. The units are treated the way the numbers are treated in this method. Three steps has to be followed for the Dimensional analysis and they are,

The known or given quantity has to be identified that includes both numerical and units. The unit of the new quantity that has to be determined.

Multiply the known or given quantity by one or more required conversion factors so that the unwanted units are cancelled leaving the desired units only.

The mathematical operation has to be performed as indicated by the conversion factor setup.

If an exact number is present in the conversion of one unit into another, then the answer obtained will have the same number of significant figures as the measurement. If an inexact number is present in the conversion means, then the answer obtained will have same number of significant figures as in measurements or least number of significant figures as in conversion factor.

(d)

Interpretation Introduction

Interpretation:

The number of significant figures that the answer must have for the conversion of 5.12310 qt to liters has to be given.

Concept Introduction:

A general-problem solving method in which the units under consideration is associated with numbers and are used as a guide in setting up calculations is known as Dimensional analysis. The units are treated the way the numbers are treated in this method. Three steps has to be followed for the Dimensional analysis and they are,

The known or given quantity has to be identified that includes both numerical and units. The unit of the new quantity that has to be determined.

Multiply the known or given quantity by one or more required conversion factors so that the unwanted units are cancelled leaving the desired units only.

The mathematical operation has to be performed as indicated by the conversion factor setup.

If an exact number is present in the conversion of one unit into another, then the answer obtained will have the same number of significant figures as the measurement. If an inexact number is present in the conversion means, then the answer obtained will have same number of significant figures as in measurements or least number of significant figures as in conversion factor.

Expert Solution & Answer

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Check out a sample textbook solution

See solution

Answer 5

Chapter 2, Problem 2.89EP

(a)

Interpretation Introduction

Interpretation:

The number of significant figures that the answer must have for the conversion of 4.3 qt to liters has to be given.

Concept Introduction:

A general-problem solving method in which the units under consideration is associated with numbers and are used as a guide in setting up calculations is known as Dimensional analysis. The units are treated the way the numbers are treated in this method. Three steps has to be followed for the Dimensional analysis and they are,

The known or given quantity has to be identified that includes both numerical and units. The unit of the new quantity that has to be determined.

Multiply the known or given quantity by one or more required conversion factors so that the unwanted units are cancelled leaving the desired units only.

The mathematical operation has to be performed as indicated by the conversion factor setup.

If an exact number is present in the conversion of one unit into another, then the answer obtained will have the same number of significant figures as the measurement. If an inexact number is present in the conversion means, then the answer obtained will have same number of significant figures as in measurements or least number of significant figures as in conversion factor.

(c)

Interpretation Introduction

Interpretation:

The number of significant figures that the answer must have for the conversion of 3.09 qt to liters has to be given.

Concept Introduction:

A general-problem solving method in which the units under consideration is associated with numbers and are used as a guide in setting up calculations is known as Dimensional analysis. The units are treated the way the numbers are treated in this method. Three steps has to be followed for the Dimensional analysis and they are,

The known or given quantity has to be identified that includes both numerical and units. The unit of the new quantity that has to be determined.

Multiply the known or given quantity by one or more required conversion factors so that the unwanted units are cancelled leaving the desired units only.

The mathematical operation has to be performed as indicated by the conversion factor setup.

If an exact number is present in the conversion of one unit into another, then the answer obtained will have the same number of significant figures as the measurement. If an inexact number is present in the conversion means, then the answer obtained will have same number of significant figures as in measurements or least number of significant figures as in conversion factor.

(b)

Interpretation Introduction

Interpretation:

The number of significant figures that the answer must have for the conversion of 0.33030 qt to liters has to be given.

Concept Introduction:

A general-problem solving method in which the units under consideration is associated with numbers and are used as a guide in setting up calculations is known as Dimensional analysis. The units are treated the way the numbers are treated in this method. Three steps has to be followed for the Dimensional analysis and they are,

The known or given quantity has to be identified that includes both numerical and units. The unit of the new quantity that has to be determined.

Multiply the known or given quantity by one or more required conversion factors so that the unwanted units are cancelled leaving the desired units only.

The mathematical operation has to be performed as indicated by the conversion factor setup.

If an exact number is present in the conversion of one unit into another, then the answer obtained will have the same number of significant figures as the measurement. If an inexact number is present in the conversion means, then the answer obtained will have same number of significant figures as in measurements or least number of significant figures as in conversion factor.

(d)

Interpretation Introduction

Interpretation:

The number of significant figures that the answer must have for the conversion of 5.12310 qt to liters has to be given.

Concept Introduction:

A general-problem solving method in which the units under consideration is associated with numbers and are used as a guide in setting up calculations is known as Dimensional analysis. The units are treated the way the numbers are treated in this method. Three steps has to be followed for the Dimensional analysis and they are,

The known or given quantity has to be identified that includes both numerical and units. The unit of the new quantity that has to be determined.

Multiply the known or given quantity by one or more required conversion factors so that the unwanted units are cancelled leaving the desired units only.

The mathematical operation has to be performed as indicated by the conversion factor setup.

If an exact number is present in the conversion of one unit into another, then the answer obtained will have the same number of significant figures as the measurement. If an inexact number is present in the conversion means, then the answer obtained will have same number of significant figures as in measurements or least number of significant figures as in conversion factor.

Answer 6

Chapter 2, Problem 2.89EP

(a)

Interpretation Introduction

Interpretation:

The number of significant figures that the answer must have for the conversion of 4.3 qt to liters has to be given.

Concept Introduction:

A general-problem solving method in which the units under consideration is associated with numbers and are used as a guide in setting up calculations is known as Dimensional analysis. The units are treated the way the numbers are treated in this method. Three steps has to be followed for the Dimensional analysis and they are,

The known or given quantity has to be identified that includes both numerical and units. The unit of the new quantity that has to be determined.

Multiply the known or given quantity by one or more required conversion factors so that the unwanted units are cancelled leaving the desired units only.

The mathematical operation has to be performed as indicated by the conversion factor setup.

If an exact number is present in the conversion of one unit into another, then the answer obtained will have the same number of significant figures as the measurement. If an inexact number is present in the conversion means, then the answer obtained will have same number of significant figures as in measurements or least number of significant figures as in conversion factor.

Answer 7

Chapter 2, Problem 2.89EP

(a)

Interpretation Introduction

Interpretation:

The number of significant figures that the answer must have for the conversion of 4.3 qt to liters has to be given.

Concept Introduction:

A general-problem solving method in which the units under consideration is associated with numbers and are used as a guide in setting up calculations is known as Dimensional analysis. The units are treated the way the numbers are treated in this method. Three steps has to be followed for the Dimensional analysis and they are,

The known or given quantity has to be identified that includes both numerical and units. The unit of the new quantity that has to be determined.

Multiply the known or given quantity by one or more required conversion factors so that the unwanted units are cancelled leaving the desired units only.

The mathematical operation has to be performed as indicated by the conversion factor setup.

If an exact number is present in the conversion of one unit into another, then the answer obtained will have the same number of significant figures as the measurement. If an inexact number is present in the conversion means, then the answer obtained will have same number of significant figures as in measurements or least number of significant figures as in conversion factor.

Answer 8

(c)

Interpretation Introduction

Interpretation:

The number of significant figures that the answer must have for the conversion of 3.09 qt to liters has to be given.

Concept Introduction:

A general-problem solving method in which the units under consideration is associated with numbers and are used as a guide in setting up calculations is known as Dimensional analysis. The units are treated the way the numbers are treated in this method. Three steps has to be followed for the Dimensional analysis and they are,

The known or given quantity has to be identified that includes both numerical and units. The unit of the new quantity that has to be determined.

Multiply the known or given quantity by one or more required conversion factors so that the unwanted units are cancelled leaving the desired units only.

The mathematical operation has to be performed as indicated by the conversion factor setup.

If an exact number is present in the conversion of one unit into another, then the answer obtained will have the same number of significant figures as the measurement. If an inexact number is present in the conversion means, then the answer obtained will have same number of significant figures as in measurements or least number of significant figures as in conversion factor.

Answer 9

(c)

Interpretation Introduction

Interpretation:

The number of significant figures that the answer must have for the conversion of 3.09 qt to liters has to be given.

Concept Introduction:

A general-problem solving method in which the units under consideration is associated with numbers and are used as a guide in setting up calculations is known as Dimensional analysis. The units are treated the way the numbers are treated in this method. Three steps has to be followed for the Dimensional analysis and they are,

The known or given quantity has to be identified that includes both numerical and units. The unit of the new quantity that has to be determined.

Multiply the known or given quantity by one or more required conversion factors so that the unwanted units are cancelled leaving the desired units only.

The mathematical operation has to be performed as indicated by the conversion factor setup.

If an exact number is present in the conversion of one unit into another, then the answer obtained will have the same number of significant figures as the measurement. If an inexact number is present in the conversion means, then the answer obtained will have same number of significant figures as in measurements or least number of significant figures as in conversion factor.

Answer 10

(b)

Interpretation Introduction

Interpretation:

The number of significant figures that the answer must have for the conversion of 0.33030 qt to liters has to be given.

Concept Introduction:

A general-problem solving method in which the units under consideration is associated with numbers and are used as a guide in setting up calculations is known as Dimensional analysis. The units are treated the way the numbers are treated in this method. Three steps has to be followed for the Dimensional analysis and they are,

The known or given quantity has to be identified that includes both numerical and units. The unit of the new quantity that has to be determined.

Multiply the known or given quantity by one or more required conversion factors so that the unwanted units are cancelled leaving the desired units only.

The mathematical operation has to be performed as indicated by the conversion factor setup.

If an exact number is present in the conversion of one unit into another, then the answer obtained will have the same number of significant figures as the measurement. If an inexact number is present in the conversion means, then the answer obtained will have same number of significant figures as in measurements or least number of significant figures as in conversion factor.

Answer 11

(b)

Interpretation Introduction

Interpretation:

The number of significant figures that the answer must have for the conversion of 0.33030 qt to liters has to be given.

Concept Introduction:

A general-problem solving method in which the units under consideration is associated with numbers and are used as a guide in setting up calculations is known as Dimensional analysis. The units are treated the way the numbers are treated in this method. Three steps has to be followed for the Dimensional analysis and they are,

The known or given quantity has to be identified that includes both numerical and units. The unit of the new quantity that has to be determined.

Multiply the known or given quantity by one or more required conversion factors so that the unwanted units are cancelled leaving the desired units only.

The mathematical operation has to be performed as indicated by the conversion factor setup.

If an exact number is present in the conversion of one unit into another, then the answer obtained will have the same number of significant figures as the measurement. If an inexact number is present in the conversion means, then the answer obtained will have same number of significant figures as in measurements or least number of significant figures as in conversion factor.

Answer 12

(d)

Interpretation Introduction

Interpretation:

The number of significant figures that the answer must have for the conversion of 5.12310 qt to liters has to be given.

Concept Introduction:

A general-problem solving method in which the units under consideration is associated with numbers and are used as a guide in setting up calculations is known as Dimensional analysis. The units are treated the way the numbers are treated in this method. Three steps has to be followed for the Dimensional analysis and they are,

The known or given quantity has to be identified that includes both numerical and units. The unit of the new quantity that has to be determined.

Multiply the known or given quantity by one or more required conversion factors so that the unwanted units are cancelled leaving the desired units only.

The mathematical operation has to be performed as indicated by the conversion factor setup.

If an exact number is present in the conversion of one unit into another, then the answer obtained will have the same number of significant figures as the measurement. If an inexact number is present in the conversion means, then the answer obtained will have same number of significant figures as in measurements or least number of significant figures as in conversion factor.

Answer 13

(d)

Interpretation Introduction

Interpretation:

The number of significant figures that the answer must have for the conversion of 5.12310 qt to liters has to be given.

Concept Introduction:

A general-problem solving method in which the units under consideration is associated with numbers and are used as a guide in setting up calculations is known as Dimensional analysis. The units are treated the way the numbers are treated in this method. Three steps has to be followed for the Dimensional analysis and they are,

The known or given quantity has to be identified that includes both numerical and units. The unit of the new quantity that has to be determined.

Multiply the known or given quantity by one or more required conversion factors so that the unwanted units are cancelled leaving the desired units only.

The mathematical operation has to be performed as indicated by the conversion factor setup.

If an exact number is present in the conversion of one unit into another, then the answer obtained will have the same number of significant figures as the measurement. If an inexact number is present in the conversion means, then the answer obtained will have same number of significant figures as in measurements or least number of significant figures as in conversion factor.

Answer 14

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Answer 15

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Answer 16

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Answer 17

Ch. 2.1 - Prob. 1QQ Ch. 2.1 - Preference by scientists for metric system unit...Ch. 2.2 - In which of the following pairings of metric...Ch. 2.2 - In which of the following sequences are the metric...Ch. 2.2 - Which of the following is a correct pairing of...Ch. 2.2 - Prob. 4QQ Ch. 2.2 - Prob. 5QQ Ch. 2.2 - Prob. 6QQ Ch. 2.2 - Prob. 7QQ Ch. 2.3 - Prob. 1QQ

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