Calculate the PH of a Solution That Is 0

question 56

Multiple Choice

Calculate the pH of a solution that is 0.278 M in sodium formate (NaHCO₂) and 0.222 M in formic acid (HCO₂H) . The K_a of formic acid is 1.77 × 10^-4.

• A)3.843
• B)3.647
• C)13.90
• D)10.16
• E)4.954

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