Gce Model Questions Vol1 2024 Chemistry Question 42
Practice objective / multiple choice question 42 from the 2024 Gce Model Questions Vol1 Chemistry examination.
A 250.0 mL buffer solution contains 0.20 mol acetic acid (\(\mathrm{CH_3COOH}\)) and 0.15 mol sodium acetate (\(\mathrm{CH_3COONa}\)). The acid dissociation constant of acetic acid is \(K_a = 1.8\times10^{-5}\). After adding 0.050 mol of HCl (assuming the volume change is negligible), calculate the pH of the solution.
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This is Gce Model Questions Vol1 2024 Chemistry Question 42. It is one of the objective questions from the 2024 Gce Model Questions Vol1 Chemistry examination.
Difficulty level: Medium .
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