Chapter 9, Problem 2PE

(a)

Interpretation Introduction

Interpretation:

The number of moles in $\text{2}\text{.10}\text{Kg}{\text{NaHCO}}_{\text{3}}$ has to be given.

(b)

Interpretation Introduction

Interpretation:

The number of moles in $\text{525}\text{mg}{\text{ZnCl}}_{\text{2}}$ has to be given.

(c)

Interpretation Introduction

Interpretation:

The number of moles in $\text{9}{\text{.8×10}}^{\text{24}}{\text{CO}}_{\text{2}}\text{molecules}$ has to be given.

(d)

Interpretation Introduction

Interpretation:

The number of moles in $\text{250}\text{mL}{\text{C}}_{\text{2}}{\text{H}}_{\text{5}}\text{OH}$ has to be given.