What is the pH of a .500 M solution of $HNO_3$ ?

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Answer 1 · 2016-06-20T20:59:18

$pH=0.30$

$HNO_3(aq) + H_2O(l) rightleftharpoonsH_3O^+ + NO_3^-$

$pH=-log_10[H_3O^+]$ . Since the equilibrium lies almost entirely to the right, we take $[H_3O^+]=0.500*mol*L^-1$ .

$log_10(0.500)$ $=$ $-0.301$ , and $pH=??$

What is the pH of a .500 M solution of HNO_3HNO_3?