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A solution is made using 12.5 mL of 1.20 M HCNO, 1.13 g KCNO, and enough water to make 225 mL total volume. Find: (A) the pH of this solution and (B) the pH of the solution after addition of 2.5 mL of 3.0 M HCl. Give the chemical equation for the reaction that occurs in (B) to reach equilibrium.

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