Determine the Acid Dissociation Constant for a 0

question 98

Multiple Choice

Determine the acid dissociation constant for a 0.10 M acetic acid solution that has a pH of 2.87.Acetic acid is a weak monoprotic acid and the equilibrium equation of interest is CH₃COOH(aq) + H₂O(l) ⇌ H₃O⁺(aq) + CH₃CO₂^-(aq) .

• A)1.3 × 10^-2
• B)1.3 × 10^-3
• C)1.8 × 10^-5
• D)1.8 × 10^-6

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