The number of significant figures that the answer must have for the conversion of 4 .3 ft to inches 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 2.87EP

(a)

Interpretation Introduction

Interpretation:

The number of significant figures that the answer must have for the conversion of 4.3 ft to inches 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 3.09 ft to inches 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 0.33030 ft to inches 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 ft to inches 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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Carry out the following multiplications and divisions, expressing your answer in scientific notation to the a correct number of significant figures.a. (3.20 × 107) × (1.720 × 105) b. (1.00 × 103) × (5.00 × 103) × (3.0 × 10−3) c. 3.0 3 10251.5 3 102d. 12.2 3 106 2 3 12.3 3 1026 211.2 3 1023 2 3 13.5 3 1023 2

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I keep getting this wrong and have gone over the problem 6 times and cant figure out what im doing wrong. I thought the answer was 3.125 Calculate 5.1234 + 0.033 ÷ 1.650 and report to the correct number of significant figures. a. 5.143 b. 3.125 c. 5.1 d. 3.1

Answer 2

Question

Chapter 2, Problem 2.87EP

(a)

Interpretation Introduction

Interpretation:

The number of significant figures that the answer must have for the conversion of 4.3 ft to inches 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 3.09 ft to inches 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 0.33030 ft to inches 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 ft to inches 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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See solution

Answer 3

Question

Chapter 2, Problem 2.87EP

(a)

Interpretation Introduction

Interpretation:

The number of significant figures that the answer must have for the conversion of 4.3 ft to inches 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 3.09 ft to inches 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 0.33030 ft to inches 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 ft to inches 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 2.87EP

(a)

Interpretation Introduction

Interpretation:

The number of significant figures that the answer must have for the conversion of 4.3 ft to inches 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 3.09 ft to inches 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 0.33030 ft to inches 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 ft to inches 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 2.87EP

(a)

Interpretation Introduction

Interpretation:

The number of significant figures that the answer must have for the conversion of 4.3 ft to inches 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 3.09 ft to inches 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 0.33030 ft to inches 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 ft to inches 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 2.87EP

(a)

Interpretation Introduction

Interpretation:

The number of significant figures that the answer must have for the conversion of 4.3 ft to inches 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 2.87EP

(a)

Interpretation Introduction

Interpretation:

The number of significant figures that the answer must have for the conversion of 4.3 ft to inches 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

(b)

Interpretation Introduction

Interpretation:

The number of significant figures that the answer must have for the conversion of 3.09 ft to inches 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

(b)

Interpretation Introduction

Interpretation:

The number of significant figures that the answer must have for the conversion of 3.09 ft to inches 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

(c)

Interpretation Introduction

Interpretation:

The number of significant figures that the answer must have for the conversion of 0.33030 ft to inches 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

(c)

Interpretation Introduction

Interpretation:

The number of significant figures that the answer must have for the conversion of 0.33030 ft to inches 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 ft to inches 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 ft to inches 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

Expert Solution & Answer

Answer 15

Expert Solution & Answer

Answer 16

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See solution

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

Solution Summary: The author describes a general-problem-solving method in which the units under consideration are associated with numbers and are used in setting up calculations.

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