Chapter 21, Problem 21.171QP

Interpretation Introduction

Interpretation:

The mass percentage of $\text{Mg}{\left(\text{OH}\right)}_{\text{2}}$ in milk of Magnesia has to be calculated.

Concept Introduction:

The mass percentage of a compound can be calculated by using the mass of the compound to the total mass of the compound. It can be given as,

$\text{Mass}\text{percentage(\%)=}\frac{\text{Calculated}\text{mass(g)}}{\text{Total}\text{mass(g)}}\text{×100\%}$

To calculate the mass percentage of $\text{Mg}{\left(\text{OH}\right)}_{\text{2}}$ in milk of Magnesia