# How to complete this reaction? HNO3 + H2O ?

$H N {O}_{3} + {H}_{2} O \to H N {O}_{3} \left(a q\right) \to {H}^{+} + N {O}^{3 -}$
In English: nitric acid and water form a solution, it then solvates into its ions in the solution since $H N {O}_{3}$ is soluble.