Calculate the PH of a Solution Prepared by Dissolving 0

question 24

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

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