Chapter 5, Problem 9P

Interpretation Introduction

Interpretation:

The number of atoms of each element ($\text{N,}\text{P,}\text{H,}\text{and}\text{O}$) present in $3{\left(N{H}_4\right)}_{2}HP{O}_4$ should be determined.

Concept Introduction:

In a balanced equation, the stoichiometric coefficients before the reactant or a product represent a number of moles of the reactant or the product.

1 mole = $6.022\times {10}^{23}$ particles