Chapter F, Problem E.17E

(a)

Interpretation Introduction

Interpretation:

The one that contains more number of moles of atoms among $\text{75}\text{g}$ of indium or $\text{80}\text{g}$ of tellurium has to be chosen.

(b)

Interpretation Introduction

Interpretation:

The one that contains more number of moles of atoms among $\text{15}\text{g}$ of phosphorus or $\text{15}\text{g}$ of sulfur has to be chosen.

(c)

Interpretation Introduction

Interpretation:

The one that contains more number of moles of atoms among $\text{7}\text{.36}\times {\text{10}}^{\text{27}}\text{atoms}$ of ruthenium or $\text{7}\text{.36}\times {\text{10}}^{\text{27}}\text{atoms}$ of iron has to be chosen.