Chapter 15, Problem 6PE

The anion of sodium monohydrogen phosphate, ${\text{Na}}_{\text{2}}{\text{HPO}}_{\text{4}}\text{,}$ is amphoteric. Using ${\text{H}}_{\text{3}}{\text{O}}^{\text{+}}$ and ${\text{OH}}^{\text{-}}\text{,}$ write net ionic equations that illustrate this property.