Chapter 3, Problem 3.18P

(a)

Interpretation Introduction

Interpretation:Mass percent of $\text{I}$ in strontium periodateis to be calculated.

Concept introduction: The formula to calculate mass percent is as follows:

  $\text{Mass \%}=\left(\frac{\text{Mass of an element}}{\text{Total mass of compound}}\right)\left(100\right)$

(b)

Interpretation Introduction

Interpretation: The mass percent of $\text{Mn}$ in ${\text{KMnO}}_{\text{4}}$ is to be calculated.

Concept introduction: The formula to calculate mass percent is as follows:

  $\text{Mass \%}=\left(\frac{\text{Mass of an element}}{\text{Total mass of compound}}\right)\left(100\right)$