Chapter 3, Problem 63E

(a)

Interpretation Introduction

To determine: The number of moles of molecules in $\text{25}{\text{.5 g NO}}_{\text{2}}$.

(b)

Interpretation Introduction

To determine: The number of moles of molecules in $\text{1}{\text{.25 kg CO}}_{\text{2}}$.

(c)

Interpretation Introduction

To determine: The number of moles of formula units in $\text{38}{\text{.2 g KNO}}_{\text{3}}$.

(d)

Interpretation Introduction

To determine: The number of moles of formula units in $\text{155}{\text{.2 kg Na}}_{\text{2}}{\text{SO}}_{\text{4}}$.