Chapter 11, Problem 74QP

Interpretation Introduction

Interpretation:

The moles of ${\text{CaCl}}_2$ required for complete precipitation of carbonate ion for a given ${\text{Na}}_2{\text{CO}}_3$ solution is to be calculated.

Concept Introduction:

${\text{Na}}_2{\text{CO}}_3$ reacts with ${\text{CaCl}}_2$ in a double displacement reaction to produce insoluble ${\text{CaCO}}_3$ and sodium chloride in aqueous solution.