Calculate the PH of a Solution Prepared by Dissolving 0

Multiple Choice

Calculate the pH of a solution prepared by dissolving 0.370 mol of formic acid (HCO₂H) and 0.230 mol of sodium formate (NaCO₂H) in water sufficient to yield 1.00 L of solution. The K_a of formic acid is 1.77 × 10^{- 4}.

A) 3.54
B) 10.46
C) 2.09
D) 3.95
E) 2.30