(a) Interpretation: The number of atoms present in the sample of gold should be calculated. Concept Introduction: Moles of an element are calculated by dividing the given mass by its molar mass. Moles of an element = Mass MolarMass According to Avogadro’s number, the number of atoms present in one mole of a monoatomic element is 6.023 × 10 23 .

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Introductory Chemistry: A Foundati...

9th Edition
Steven S. Zumdahl + 1 other
Publisher: Cengage Learning
ISBN: 9781337399425
BuyFind

Introductory Chemistry: A Foundati...

9th Edition
Steven S. Zumdahl + 1 other
Publisher: Cengage Learning
ISBN: 9781337399425

Solutions

Chapter 8, Problem 109AP
Interpretation Introduction

(a)

Interpretation:

The number of atoms present in the sample of gold should be calculated.

Concept Introduction:

Moles of an element are calculated by dividing the given mass by its molar mass.

Moles of an element =MassMolarMass

According to Avogadro’s number, the number of atoms present in one mole of a monoatomic element is 6.023×1023.

Interpretation Introduction

(b)

Interpretation:

The number of atoms present in the sample of platinum should be calculated.

Concept Introduction:

According to Avogadro’s number, the number of atoms present in one mole of a monoatomic element is 6.023×1023.

Interpretation Introduction

(c)

Interpretation:

The number of atoms present in the sample of platinum should be calculated.

Concept Introduction:

Moles of an element are calculated by dividing the given mass by its molar mass.

Moles of an element =MassMolarMass

According to Avogadro’s number, the number of atoms present in one mole of a monoatomic element is 6.023×1023.

Interpretation Introduction

(d)

Interpretation:

The number of atoms present in the sample of magnesium should be calculated.

Concept Introduction:

Moles of an element are calculated by dividing the given mass by its molar mass.

Moles of an element =MassMolarMass

According to Avogadro’s number, the number of atoms present in one mole of a monoatomic element is 6.023×1023.

Interpretation Introduction

(e)

Interpretation:

The number of atoms present in the sample of mercury should be calculated.

Concept Introduction:

Mass can be calculated by multiplying the density by the volume.

Mass=Density×Volume

Moles of an element are calculated by dividing the given mass by its molar mass.

Moles of an element =MassMolarMass

According to Avogadro’s number, the number of atoms present in one mole of a monoatomic element is 6.023×1023.

Interpretation Introduction

(f)

Interpretation:

The number of atoms present in the sample of tungsten should be calculated.

Concept Introduction:

According to Avogadro’s number, the number of atoms present in one mole of a monoatomic element is 6.023×1023.

Interpretation Introduction

(f)

Interpretation:

The number of atoms present in the sample of tungsten should be calculated.

Concept Introduction:

According to Avogadro’s number, the number of atoms present in one mole of a monoatomic element is 6.023×1023.

Interpretation Introduction

(g)

Interpretation:

The number of atoms present in the sample of tungsten should be calculated.

Concept Introduction:

Moles of an element are calculated by dividing the given mass by its molar mass.

Moles of an element =MassMolarMass

According to Avogadro’s number, the number of atoms present in one mole of a monoatomic element is 6.023×1023.

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