Chapter 9, Problem 92CP

Interpretation Introduction

Interpretation:

The percentage by mass of ${\text{CaCO}}_{\text{3}}$ and ${\mathrm{BaCO}}_3$ in the mixture needs to be calculated.

Concept Introduction:

The mass of 1 mol of a substance is equal to its molar mass. Molar mass is defined as an average atomic mass of elements present in the compound.

The ratio of mass of particular element to the total mass of compound multiply by 100 is known as percent by mass.