# What is the total number of atoms in the compound Ca(ClO_3)_2?

May 14, 2017

Calcium Chlorate has 9 atoms

#### Explanation:

Given: $C a {\left(C l {O}_{3}\right)}_{2}$

The compound is Calcium chlorate.

The Parentheses is a multiplier for all of the elements inside the parentheses.

$\text{Element Symbol No. of Atoms}$
Calcium $\text{ "Ca: " } 1$
Chlorine$\text{ "Cl: " } 1 \times 2 = 2$
Oxygen $\text{ "O: " } 2 \times 3 = 6$

Total: $\text{ } 1 + 2 + 6 = 9$