(a) Interpretation: The molarity of 2.50 L of solution containing 0.860 mol of solute is to be calculated. Concept introduction: A solution is prepared by mixing proper amount of solute and solvent. The concentration of solution when measured on the basis of solution volume, is expressed in terms of percent weight by volume ( % w / v ) , percent volume by volume ( % v / v ) and molarity ( M ) . When concentration is measured on the basis of mass of solvent, it is expressed in terms of percent weight by weight ( % w / w ) .

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Answer 1

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Chapter 7, Problem 7.21E

Interpretation Introduction

(a)

Interpretation:

The molarity of 2.50 L of solution containing 0.860 mol of solute is to be calculated.

Concept introduction:

A solution is prepared by mixing proper amount of solute and solvent. The concentration of solution when measured on the basis of solution volume, is expressed in terms of percent weight by volume (% w/v), percent volume by volume (% v/v) and molarity (M). When concentration is measured on the basis of mass of solvent, it is expressed in terms of percent weight by weight (% w/w).

Interpretation Introduction

(b)

Interpretation:

The molarity of 400 mL of solution containing 0.304 mol of solute is to be calculated.

Concept introduction:

A solution is prepared by mixing proper amount of solute and solvent. The concentration of solution when measured on the basis of solution volume, is expressed in terms of percent weight by volume (% w/v), percent volume by volume (% v/v) and molarity (M). When concentration is measured on the basis of mass of solvent, it is expressed in terms of percent weight by weight (% w/w).

Interpretation Introduction

(c)

Interpretation:

The molarity of 0.120 mol of solute present in 250. mL of solution is to be calculated.

Concept introduction:

A solution is prepared by mixing proper amount of solute and solvent. The concentration of solution when measured on the basis of solution volume, is expressed in terms of percent weight by volume (% w/v), percent volume by volume (% v/v) and molarity (M). When concentration is measured on the basis of mass of solvent, it is expressed in terms of percent weight by weight (% w/w).

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Use a textbook or other valid source to research the physical and chemical properties of each element listed in Data Table 1 using the following as a guideline: Ductile (able to be deformed without losing toughness) and malleable (able to be hammered or pressed permanently out of shape without breaking or cracking) or not ductile or malleable Good, semi, or poor conductors of electricity and heat High or low melting and boiling points Occur or do not occur uncombined/freely in nature High, intermediate, or low reactivity Loses or gains electrons during reactions or is not reactive

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Questions 4 and 5

Answer 2

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Chapter 7, Problem 7.21E

Interpretation Introduction

(a)

Interpretation:

The molarity of 2.50 L of solution containing 0.860 mol of solute is to be calculated.

Concept introduction:

A solution is prepared by mixing proper amount of solute and solvent. The concentration of solution when measured on the basis of solution volume, is expressed in terms of percent weight by volume (% w/v), percent volume by volume (% v/v) and molarity (M). When concentration is measured on the basis of mass of solvent, it is expressed in terms of percent weight by weight (% w/w).

Interpretation Introduction

(b)

Interpretation:

The molarity of 400 mL of solution containing 0.304 mol of solute is to be calculated.

Concept introduction:

A solution is prepared by mixing proper amount of solute and solvent. The concentration of solution when measured on the basis of solution volume, is expressed in terms of percent weight by volume (% w/v), percent volume by volume (% v/v) and molarity (M). When concentration is measured on the basis of mass of solvent, it is expressed in terms of percent weight by weight (% w/w).

Interpretation Introduction

(c)

Interpretation:

The molarity of 0.120 mol of solute present in 250. mL of solution is to be calculated.

Concept introduction:

A solution is prepared by mixing proper amount of solute and solvent. The concentration of solution when measured on the basis of solution volume, is expressed in terms of percent weight by volume (% w/v), percent volume by volume (% v/v) and molarity (M). When concentration is measured on the basis of mass of solvent, it is expressed in terms of percent weight by weight (% w/w).

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Answer 3

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Chapter 7, Problem 7.21E

Interpretation Introduction

(a)

Interpretation:

The molarity of 2.50 L of solution containing 0.860 mol of solute is to be calculated.

Concept introduction:

A solution is prepared by mixing proper amount of solute and solvent. The concentration of solution when measured on the basis of solution volume, is expressed in terms of percent weight by volume (% w/v), percent volume by volume (% v/v) and molarity (M). When concentration is measured on the basis of mass of solvent, it is expressed in terms of percent weight by weight (% w/w).

Interpretation Introduction

(b)

Interpretation:

The molarity of 400 mL of solution containing 0.304 mol of solute is to be calculated.

Concept introduction:

A solution is prepared by mixing proper amount of solute and solvent. The concentration of solution when measured on the basis of solution volume, is expressed in terms of percent weight by volume (% w/v), percent volume by volume (% v/v) and molarity (M). When concentration is measured on the basis of mass of solvent, it is expressed in terms of percent weight by weight (% w/w).

Interpretation Introduction

(c)

Interpretation:

The molarity of 0.120 mol of solute present in 250. mL of solution is to be calculated.

Concept introduction:

A solution is prepared by mixing proper amount of solute and solvent. The concentration of solution when measured on the basis of solution volume, is expressed in terms of percent weight by volume (% w/v), percent volume by volume (% v/v) and molarity (M). When concentration is measured on the basis of mass of solvent, it is expressed in terms of percent weight by weight (% w/w).

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Answer 4

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Chapter 7, Problem 7.21E

Interpretation Introduction

(a)

Interpretation:

The molarity of 2.50 L of solution containing 0.860 mol of solute is to be calculated.

Concept introduction:

A solution is prepared by mixing proper amount of solute and solvent. The concentration of solution when measured on the basis of solution volume, is expressed in terms of percent weight by volume (% w/v), percent volume by volume (% v/v) and molarity (M). When concentration is measured on the basis of mass of solvent, it is expressed in terms of percent weight by weight (% w/w).

Interpretation Introduction

(b)

Interpretation:

The molarity of 400 mL of solution containing 0.304 mol of solute is to be calculated.

Concept introduction:

A solution is prepared by mixing proper amount of solute and solvent. The concentration of solution when measured on the basis of solution volume, is expressed in terms of percent weight by volume (% w/v), percent volume by volume (% v/v) and molarity (M). When concentration is measured on the basis of mass of solvent, it is expressed in terms of percent weight by weight (% w/w).

Interpretation Introduction

(c)

Interpretation:

The molarity of 0.120 mol of solute present in 250. mL of solution is to be calculated.

Concept introduction:

A solution is prepared by mixing proper amount of solute and solvent. The concentration of solution when measured on the basis of solution volume, is expressed in terms of percent weight by volume (% w/v), percent volume by volume (% v/v) and molarity (M). When concentration is measured on the basis of mass of solvent, it is expressed in terms of percent weight by weight (% w/w).

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Answer 5

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Answer 6

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Answer 7

Chapter 7, Problem 7.21E

Interpretation Introduction

(a)

Interpretation:

The molarity of 2.50 L of solution containing 0.860 mol of solute is to be calculated.

Concept introduction:

A solution is prepared by mixing proper amount of solute and solvent. The concentration of solution when measured on the basis of solution volume, is expressed in terms of percent weight by volume (% w/v), percent volume by volume (% v/v) and molarity (M). When concentration is measured on the basis of mass of solvent, it is expressed in terms of percent weight by weight (% w/w).

Interpretation Introduction

(b)

Interpretation:

The molarity of 400 mL of solution containing 0.304 mol of solute is to be calculated.

Concept introduction:

A solution is prepared by mixing proper amount of solute and solvent. The concentration of solution when measured on the basis of solution volume, is expressed in terms of percent weight by volume (% w/v), percent volume by volume (% v/v) and molarity (M). When concentration is measured on the basis of mass of solvent, it is expressed in terms of percent weight by weight (% w/w).

Interpretation Introduction

(c)

Interpretation:

The molarity of 0.120 mol of solute present in 250. mL of solution is to be calculated.

Concept introduction:

A solution is prepared by mixing proper amount of solute and solvent. The concentration of solution when measured on the basis of solution volume, is expressed in terms of percent weight by volume (% w/v), percent volume by volume (% v/v) and molarity (M). When concentration is measured on the basis of mass of solvent, it is expressed in terms of percent weight by weight (% w/w).

Answer 8

Chapter 7, Problem 7.21E

Interpretation Introduction

(a)

Interpretation:

The molarity of 2.50 L of solution containing 0.860 mol of solute is to be calculated.

Concept introduction:

A solution is prepared by mixing proper amount of solute and solvent. The concentration of solution when measured on the basis of solution volume, is expressed in terms of percent weight by volume (% w/v), percent volume by volume (% v/v) and molarity (M). When concentration is measured on the basis of mass of solvent, it is expressed in terms of percent weight by weight (% w/w).

Answer 9

Chapter 7, Problem 7.21E

Interpretation Introduction

(a)

Interpretation:

The molarity of 2.50 L of solution containing 0.860 mol of solute is to be calculated.

Concept introduction:

A solution is prepared by mixing proper amount of solute and solvent. The concentration of solution when measured on the basis of solution volume, is expressed in terms of percent weight by volume (% w/v), percent volume by volume (% v/v) and molarity (M). When concentration is measured on the basis of mass of solvent, it is expressed in terms of percent weight by weight (% w/w).

Answer 10

Interpretation Introduction

(b)

Interpretation:

The molarity of 400 mL of solution containing 0.304 mol of solute is to be calculated.

Concept introduction:

A solution is prepared by mixing proper amount of solute and solvent. The concentration of solution when measured on the basis of solution volume, is expressed in terms of percent weight by volume (% w/v), percent volume by volume (% v/v) and molarity (M). When concentration is measured on the basis of mass of solvent, it is expressed in terms of percent weight by weight (% w/w).

Answer 11

Interpretation Introduction

(b)

Interpretation:

The molarity of 400 mL of solution containing 0.304 mol of solute is to be calculated.

Concept introduction:

A solution is prepared by mixing proper amount of solute and solvent. The concentration of solution when measured on the basis of solution volume, is expressed in terms of percent weight by volume (% w/v), percent volume by volume (% v/v) and molarity (M). When concentration is measured on the basis of mass of solvent, it is expressed in terms of percent weight by weight (% w/w).

Answer 12

Interpretation Introduction

(c)

Interpretation:

The molarity of 0.120 mol of solute present in 250. mL of solution is to be calculated.

Concept introduction:

A solution is prepared by mixing proper amount of solute and solvent. The concentration of solution when measured on the basis of solution volume, is expressed in terms of percent weight by volume (% w/v), percent volume by volume (% v/v) and molarity (M). When concentration is measured on the basis of mass of solvent, it is expressed in terms of percent weight by weight (% w/w).

Answer 13

Interpretation Introduction

(c)

Interpretation:

The molarity of 0.120 mol of solute present in 250. mL of solution is to be calculated.

Concept introduction:

A solution is prepared by mixing proper amount of solute and solvent. The concentration of solution when measured on the basis of solution volume, is expressed in terms of percent weight by volume (% w/v), percent volume by volume (% v/v) and molarity (M). When concentration is measured on the basis of mass of solvent, it is expressed in terms of percent weight by weight (% w/w).

Answer 14

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Answer 15

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Answer 16

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Answer 17

Ch. 7 - Many solutions are found in the home. Some are...Ch. 7 - Prob. 7.2E Ch. 7 - Classify the following as being a solution or not...Ch. 7 - Classify the following as being a solution or not...Ch. 7 - Use the term soluble, insoluble, or immiscible to...Ch. 7 - Use the term soluble, insoluble, or immiscible to...Ch. 7 - Define the term miscible. It is not defined in the...Ch. 7 - Classify the following solutions as unsaturated,...Ch. 7 - Prob. 7.9E Ch. 7 - Prob. 7.10E

Solution Summary: The author explains how the formula to calculate molarity is given below.

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Chapter 7 Solutions