Chapter 17, Problem 35AE

Interpretation Introduction

Interpretation:

Mass of zinc required to reduce ${\text{Fe}}^{3+}$ in $\text{25}\text{.0 mL}$ of $\text{1}\text{.2 }M{\text{ FeCl}}_3$ has to be calculated.

Concept Introduction:

The formula to calculate mass from moles is given as follows:

  $\text{Mass}=\left(\text{Number of moles}\right)\left(\text{Molar mass}\right)$

The conversion factor to convert grams to milligrams is as follows:

  $\text{1 g}=\text{1000 mg}$