(a) Interpretation: Using the average atomic masses, the number of atoms of the sample should be determined. 160, 000 amu of oxygen Concept Introduction: Atomic mass unit measures mass in an atomic scale, it is a standard unit for mass. Here, 1 amu is equal to the mass of either one proton or neutron and equals to 1 g/mol. Atomic mass unit is equal to 1/12 t h of the mass of C-12 atom. For example, if average atomic mass of carbon is 12.01 thus, it is the mass of 1 carbon atom.

Question

Draw the Fischer projection for a D-aldo-pentose. (aldehyde pentose). How many total stereoisomers are there? Name the sugar you drew. Draw the Fischer projection for a L-keto-hexose. (ketone pentose). How many total stereoisomers are there? Draw the enantiomer.

Answer 1

Question

Chapter 8, Problem 105AP

Interpretation Introduction

(a)

Interpretation:

Using the average atomic masses, the number of atoms of the sample should be determined.

160, 000 amu of oxygen

Concept Introduction:

Atomic mass unit measures mass in an atomic scale, it is a standard unit for mass. Here, 1 amu is equal to the mass of either one proton or neutron and equals to 1 g/mol. Atomic mass unit is equal to 1/12^t^h of the mass of C-12 atom. For example, if average atomic mass of carbon is 12.01 thus, it is the mass of 1 carbon atom.

Interpretation Introduction

(b)

Interpretation:

Using the average atomic masses, the number of atoms of the sample should be determined.

8139.81 amu of nitrogen

Concept Introduction:

Atomic mass unit measures mass in an atomic scale, it is a standard unit for mass. Here, 1 amu is equal to the mass of either one proton or neutron and equals to 1 g/mol. Atomic mass unit is equal to 1/12^t^h of the mass of C-12 atom. For example, if average atomic mass of carbon is 12.01 thus, it is the mass of 1 carbon atom.

Interpretation Introduction

(c)

Interpretation:

Using the average atomic masses, the number of atoms of the sample should be determined.

13, 490 amu of aluminium

Concept Introduction:

Atomic mass unit measures mass in an atomic scale, it is a standard unit for mass. Here, 1 amu is equal to the mass of either one proton or neutron and equals to 1 g/mol. Atomic mass unit is equal to 1/12^t^h of the mass of C-12 atom. For example, if average atomic mass of carbon is 12.01 thus, it is the mass of 1 carbon atom.

Interpretation Introduction

(d)

Interpretation:

Using the average atomic masses, the number of atoms of the sample should be determined.

5040 amu of hydrogen

Concept Introduction:

Atomic mass unit measures mass in an atomic scale, it is a standard unit for mass. Here, 1 amu is equal to the mass of either one proton or neutron and equals to 1 g/mol. Atomic mass unit is equal to 1/12^t^h of the mass of C-12 atom. For example, if average atomic mass of carbon is 12.01 thus, it is the mass of 1 carbon atom.

Interpretation Introduction

(e)

Interpretation:

Using the average atomic masses, the number of atoms of the sample should be determined.

367, 495.15 amu of sodium

Concept Introduction:

Atomic mass unit measures mass in an atomic scale, it is a standard unit for mass. Here, 1 amu is equal to the mass of either one proton or neutron and equals to 1 g/mol. Atomic mass unit is equal to 1/12^t^h of the mass of C-12 atom. For example, if average atomic mass of carbon is 12.01 thus, it is the mass of 1 carbon atom.

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Draw the Fischer projection for a D-aldo-pentose. (aldehyde pentose). How many total stereoisomers are there? Name the sugar you drew. Draw the Fischer projection for a L-keto-hexose. (ketone pentose). How many total stereoisomers are there? Draw the enantiomer.

Draw a structure using wedges and dashes for the following compound: H- Et OH HO- H H- Me OH

Which of the following molecules are NOT typical carbohydrates? For the molecules that are carbohydrates, label them as an aldose or ketose. HO Он ОН ОН Он ОН но ΤΗ HO ОН HO eve Он он ОН ОН ОН If polyethylene has an average molecular weight of 25,000 g/mol, how many repeat units are present?

Answer 2

Question

Chapter 8, Problem 105AP

Interpretation Introduction

(a)

Interpretation:

Using the average atomic masses, the number of atoms of the sample should be determined.

160, 000 amu of oxygen

Concept Introduction:

Atomic mass unit measures mass in an atomic scale, it is a standard unit for mass. Here, 1 amu is equal to the mass of either one proton or neutron and equals to 1 g/mol. Atomic mass unit is equal to 1/12^t^h of the mass of C-12 atom. For example, if average atomic mass of carbon is 12.01 thus, it is the mass of 1 carbon atom.

Interpretation Introduction

(b)

Interpretation:

Using the average atomic masses, the number of atoms of the sample should be determined.

8139.81 amu of nitrogen

Concept Introduction:

Atomic mass unit measures mass in an atomic scale, it is a standard unit for mass. Here, 1 amu is equal to the mass of either one proton or neutron and equals to 1 g/mol. Atomic mass unit is equal to 1/12^t^h of the mass of C-12 atom. For example, if average atomic mass of carbon is 12.01 thus, it is the mass of 1 carbon atom.

Interpretation Introduction

(c)

Interpretation:

Using the average atomic masses, the number of atoms of the sample should be determined.

13, 490 amu of aluminium

Concept Introduction:

Atomic mass unit measures mass in an atomic scale, it is a standard unit for mass. Here, 1 amu is equal to the mass of either one proton or neutron and equals to 1 g/mol. Atomic mass unit is equal to 1/12^t^h of the mass of C-12 atom. For example, if average atomic mass of carbon is 12.01 thus, it is the mass of 1 carbon atom.

Interpretation Introduction

(d)

Interpretation:

Using the average atomic masses, the number of atoms of the sample should be determined.

5040 amu of hydrogen

Concept Introduction:

Atomic mass unit measures mass in an atomic scale, it is a standard unit for mass. Here, 1 amu is equal to the mass of either one proton or neutron and equals to 1 g/mol. Atomic mass unit is equal to 1/12^t^h of the mass of C-12 atom. For example, if average atomic mass of carbon is 12.01 thus, it is the mass of 1 carbon atom.

Interpretation Introduction

(e)

Interpretation:

Using the average atomic masses, the number of atoms of the sample should be determined.

367, 495.15 amu of sodium

Concept Introduction:

Atomic mass unit measures mass in an atomic scale, it is a standard unit for mass. Here, 1 amu is equal to the mass of either one proton or neutron and equals to 1 g/mol. Atomic mass unit is equal to 1/12^t^h of the mass of C-12 atom. For example, if average atomic mass of carbon is 12.01 thus, it is the mass of 1 carbon atom.

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Answer 3

Question

Chapter 8, Problem 105AP

Interpretation Introduction

(a)

Interpretation:

Using the average atomic masses, the number of atoms of the sample should be determined.

160, 000 amu of oxygen

Concept Introduction:

Atomic mass unit measures mass in an atomic scale, it is a standard unit for mass. Here, 1 amu is equal to the mass of either one proton or neutron and equals to 1 g/mol. Atomic mass unit is equal to 1/12^t^h of the mass of C-12 atom. For example, if average atomic mass of carbon is 12.01 thus, it is the mass of 1 carbon atom.

Interpretation Introduction

(b)

Interpretation:

Using the average atomic masses, the number of atoms of the sample should be determined.

8139.81 amu of nitrogen

Concept Introduction:

Atomic mass unit measures mass in an atomic scale, it is a standard unit for mass. Here, 1 amu is equal to the mass of either one proton or neutron and equals to 1 g/mol. Atomic mass unit is equal to 1/12^t^h of the mass of C-12 atom. For example, if average atomic mass of carbon is 12.01 thus, it is the mass of 1 carbon atom.

Interpretation Introduction

(c)

Interpretation:

Using the average atomic masses, the number of atoms of the sample should be determined.

13, 490 amu of aluminium

Concept Introduction:

Atomic mass unit measures mass in an atomic scale, it is a standard unit for mass. Here, 1 amu is equal to the mass of either one proton or neutron and equals to 1 g/mol. Atomic mass unit is equal to 1/12^t^h of the mass of C-12 atom. For example, if average atomic mass of carbon is 12.01 thus, it is the mass of 1 carbon atom.

Interpretation Introduction

(d)

Interpretation:

Using the average atomic masses, the number of atoms of the sample should be determined.

5040 amu of hydrogen

Concept Introduction:

Atomic mass unit measures mass in an atomic scale, it is a standard unit for mass. Here, 1 amu is equal to the mass of either one proton or neutron and equals to 1 g/mol. Atomic mass unit is equal to 1/12^t^h of the mass of C-12 atom. For example, if average atomic mass of carbon is 12.01 thus, it is the mass of 1 carbon atom.

Interpretation Introduction

(e)

Interpretation:

Using the average atomic masses, the number of atoms of the sample should be determined.

367, 495.15 amu of sodium

Concept Introduction:

Atomic mass unit measures mass in an atomic scale, it is a standard unit for mass. Here, 1 amu is equal to the mass of either one proton or neutron and equals to 1 g/mol. Atomic mass unit is equal to 1/12^t^h of the mass of C-12 atom. For example, if average atomic mass of carbon is 12.01 thus, it is the mass of 1 carbon atom.

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Answer 4

Question

Chapter 8, Problem 105AP

Interpretation Introduction

(a)

Interpretation:

Using the average atomic masses, the number of atoms of the sample should be determined.

160, 000 amu of oxygen

Concept Introduction:

Atomic mass unit measures mass in an atomic scale, it is a standard unit for mass. Here, 1 amu is equal to the mass of either one proton or neutron and equals to 1 g/mol. Atomic mass unit is equal to 1/12^t^h of the mass of C-12 atom. For example, if average atomic mass of carbon is 12.01 thus, it is the mass of 1 carbon atom.

Interpretation Introduction

(b)

Interpretation:

Using the average atomic masses, the number of atoms of the sample should be determined.

8139.81 amu of nitrogen

Concept Introduction:

Atomic mass unit measures mass in an atomic scale, it is a standard unit for mass. Here, 1 amu is equal to the mass of either one proton or neutron and equals to 1 g/mol. Atomic mass unit is equal to 1/12^t^h of the mass of C-12 atom. For example, if average atomic mass of carbon is 12.01 thus, it is the mass of 1 carbon atom.

Interpretation Introduction

(c)

Interpretation:

Using the average atomic masses, the number of atoms of the sample should be determined.

13, 490 amu of aluminium

Concept Introduction:

Atomic mass unit measures mass in an atomic scale, it is a standard unit for mass. Here, 1 amu is equal to the mass of either one proton or neutron and equals to 1 g/mol. Atomic mass unit is equal to 1/12^t^h of the mass of C-12 atom. For example, if average atomic mass of carbon is 12.01 thus, it is the mass of 1 carbon atom.

Interpretation Introduction

(d)

Interpretation:

Using the average atomic masses, the number of atoms of the sample should be determined.

5040 amu of hydrogen

Concept Introduction:

Atomic mass unit measures mass in an atomic scale, it is a standard unit for mass. Here, 1 amu is equal to the mass of either one proton or neutron and equals to 1 g/mol. Atomic mass unit is equal to 1/12^t^h of the mass of C-12 atom. For example, if average atomic mass of carbon is 12.01 thus, it is the mass of 1 carbon atom.

Interpretation Introduction

(e)

Interpretation:

Using the average atomic masses, the number of atoms of the sample should be determined.

367, 495.15 amu of sodium

Concept Introduction:

Atomic mass unit measures mass in an atomic scale, it is a standard unit for mass. Here, 1 amu is equal to the mass of either one proton or neutron and equals to 1 g/mol. Atomic mass unit is equal to 1/12^t^h of the mass of C-12 atom. For example, if average atomic mass of carbon is 12.01 thus, it is the mass of 1 carbon atom.

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Answer 5

Chapter 8, Problem 105AP

Interpretation Introduction

(a)

Interpretation:

Using the average atomic masses, the number of atoms of the sample should be determined.

160, 000 amu of oxygen

Concept Introduction:

Atomic mass unit measures mass in an atomic scale, it is a standard unit for mass. Here, 1 amu is equal to the mass of either one proton or neutron and equals to 1 g/mol. Atomic mass unit is equal to 1/12^t^h of the mass of C-12 atom. For example, if average atomic mass of carbon is 12.01 thus, it is the mass of 1 carbon atom.

Interpretation Introduction

(b)

Interpretation:

Using the average atomic masses, the number of atoms of the sample should be determined.

8139.81 amu of nitrogen

Concept Introduction:

Atomic mass unit measures mass in an atomic scale, it is a standard unit for mass. Here, 1 amu is equal to the mass of either one proton or neutron and equals to 1 g/mol. Atomic mass unit is equal to 1/12^t^h of the mass of C-12 atom. For example, if average atomic mass of carbon is 12.01 thus, it is the mass of 1 carbon atom.

Interpretation Introduction

(c)

Interpretation:

Using the average atomic masses, the number of atoms of the sample should be determined.

13, 490 amu of aluminium

Concept Introduction:

Atomic mass unit measures mass in an atomic scale, it is a standard unit for mass. Here, 1 amu is equal to the mass of either one proton or neutron and equals to 1 g/mol. Atomic mass unit is equal to 1/12^t^h of the mass of C-12 atom. For example, if average atomic mass of carbon is 12.01 thus, it is the mass of 1 carbon atom.

Interpretation Introduction

(d)

Interpretation:

Using the average atomic masses, the number of atoms of the sample should be determined.

5040 amu of hydrogen

Concept Introduction:

Atomic mass unit measures mass in an atomic scale, it is a standard unit for mass. Here, 1 amu is equal to the mass of either one proton or neutron and equals to 1 g/mol. Atomic mass unit is equal to 1/12^t^h of the mass of C-12 atom. For example, if average atomic mass of carbon is 12.01 thus, it is the mass of 1 carbon atom.

Interpretation Introduction

(e)

Interpretation:

Using the average atomic masses, the number of atoms of the sample should be determined.

367, 495.15 amu of sodium

Concept Introduction:

Atomic mass unit measures mass in an atomic scale, it is a standard unit for mass. Here, 1 amu is equal to the mass of either one proton or neutron and equals to 1 g/mol. Atomic mass unit is equal to 1/12^t^h of the mass of C-12 atom. For example, if average atomic mass of carbon is 12.01 thus, it is the mass of 1 carbon atom.

Answer 6

Chapter 8, Problem 105AP

Interpretation Introduction

(a)

Interpretation:

Using the average atomic masses, the number of atoms of the sample should be determined.

160, 000 amu of oxygen

Concept Introduction:

Atomic mass unit measures mass in an atomic scale, it is a standard unit for mass. Here, 1 amu is equal to the mass of either one proton or neutron and equals to 1 g/mol. Atomic mass unit is equal to 1/12^t^h of the mass of C-12 atom. For example, if average atomic mass of carbon is 12.01 thus, it is the mass of 1 carbon atom.

Answer 7

Chapter 8, Problem 105AP

Interpretation Introduction

(a)

Interpretation:

Using the average atomic masses, the number of atoms of the sample should be determined.

160, 000 amu of oxygen

Concept Introduction:

Atomic mass unit measures mass in an atomic scale, it is a standard unit for mass. Here, 1 amu is equal to the mass of either one proton or neutron and equals to 1 g/mol. Atomic mass unit is equal to 1/12^t^h of the mass of C-12 atom. For example, if average atomic mass of carbon is 12.01 thus, it is the mass of 1 carbon atom.

Answer 8

Interpretation Introduction

(b)

Interpretation:

Using the average atomic masses, the number of atoms of the sample should be determined.

8139.81 amu of nitrogen

Concept Introduction:

Atomic mass unit measures mass in an atomic scale, it is a standard unit for mass. Here, 1 amu is equal to the mass of either one proton or neutron and equals to 1 g/mol. Atomic mass unit is equal to 1/12^t^h of the mass of C-12 atom. For example, if average atomic mass of carbon is 12.01 thus, it is the mass of 1 carbon atom.

Answer 9

Interpretation Introduction

(b)

Interpretation:

Using the average atomic masses, the number of atoms of the sample should be determined.

8139.81 amu of nitrogen

Concept Introduction:

Atomic mass unit measures mass in an atomic scale, it is a standard unit for mass. Here, 1 amu is equal to the mass of either one proton or neutron and equals to 1 g/mol. Atomic mass unit is equal to 1/12^t^h of the mass of C-12 atom. For example, if average atomic mass of carbon is 12.01 thus, it is the mass of 1 carbon atom.

Answer 10

Interpretation Introduction

(c)

Interpretation:

Using the average atomic masses, the number of atoms of the sample should be determined.

13, 490 amu of aluminium

Concept Introduction:

Atomic mass unit measures mass in an atomic scale, it is a standard unit for mass. Here, 1 amu is equal to the mass of either one proton or neutron and equals to 1 g/mol. Atomic mass unit is equal to 1/12^t^h of the mass of C-12 atom. For example, if average atomic mass of carbon is 12.01 thus, it is the mass of 1 carbon atom.

Answer 11

Interpretation Introduction

(c)

Interpretation:

Using the average atomic masses, the number of atoms of the sample should be determined.

13, 490 amu of aluminium

Concept Introduction:

Atomic mass unit measures mass in an atomic scale, it is a standard unit for mass. Here, 1 amu is equal to the mass of either one proton or neutron and equals to 1 g/mol. Atomic mass unit is equal to 1/12^t^h of the mass of C-12 atom. For example, if average atomic mass of carbon is 12.01 thus, it is the mass of 1 carbon atom.

Answer 12

Interpretation Introduction

(d)

Interpretation:

Using the average atomic masses, the number of atoms of the sample should be determined.

5040 amu of hydrogen

Concept Introduction:

Atomic mass unit measures mass in an atomic scale, it is a standard unit for mass. Here, 1 amu is equal to the mass of either one proton or neutron and equals to 1 g/mol. Atomic mass unit is equal to 1/12^t^h of the mass of C-12 atom. For example, if average atomic mass of carbon is 12.01 thus, it is the mass of 1 carbon atom.

Answer 13

Interpretation Introduction

(d)

Interpretation:

Using the average atomic masses, the number of atoms of the sample should be determined.

5040 amu of hydrogen

Concept Introduction:

Atomic mass unit measures mass in an atomic scale, it is a standard unit for mass. Here, 1 amu is equal to the mass of either one proton or neutron and equals to 1 g/mol. Atomic mass unit is equal to 1/12^t^h of the mass of C-12 atom. For example, if average atomic mass of carbon is 12.01 thus, it is the mass of 1 carbon atom.

Answer 14

Interpretation Introduction

(e)

Interpretation:

Using the average atomic masses, the number of atoms of the sample should be determined.

367, 495.15 amu of sodium

Concept Introduction:

Atomic mass unit measures mass in an atomic scale, it is a standard unit for mass. Here, 1 amu is equal to the mass of either one proton or neutron and equals to 1 g/mol. Atomic mass unit is equal to 1/12^t^h of the mass of C-12 atom. For example, if average atomic mass of carbon is 12.01 thus, it is the mass of 1 carbon atom.

Answer 15

Interpretation Introduction

(e)

Interpretation:

Using the average atomic masses, the number of atoms of the sample should be determined.

367, 495.15 amu of sodium

Concept Introduction:

Atomic mass unit measures mass in an atomic scale, it is a standard unit for mass. Here, 1 amu is equal to the mass of either one proton or neutron and equals to 1 g/mol. Atomic mass unit is equal to 1/12^t^h of the mass of C-12 atom. For example, if average atomic mass of carbon is 12.01 thus, it is the mass of 1 carbon atom.

Answer 16

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Answer 17

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Answer 27

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Solution Summary: The author explains how the average atomic masses determine the number of atoms of the sample.

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