Calculate the Percent Ionization of Formic Acid (HCO₂H) in a Solution

question 34

Multiple Choice

Calculate the percent ionization of formic acid (HCO₂H) in a solution that is 0.219 M in formic acid. The K_a of formic acid is 1.77 × 10^{- 4}.

• A) 12.2
• B) 3.94 × 10^{- 5}
• C) 0.280
• D) 0.0180
• E) 2.87

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