Neco Model Questions Vol1 2022 Chemistry Question 17
Practice objective / multiple choice question 17 from the 2022 Neco Model Questions Vol1 Chemistry examination.
A buffer is prepared by mixing 50.0 mL of 0.200 M acetic acid \(\mathrm{CH_3COOH}\) with 30.0 mL of 0.150 M sodium acetate \(\mathrm{CH_3COONa}\). Then 5.00 mL of 0.100 M \(\mathrm{HCl}\) is added. Given \(K_a\) of acetic acid = \(1.8\times10^{-5}\), calculate the pH of the resulting solution.
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This is Neco Model Questions Vol1 2022 Chemistry Question 17. It is one of the objective questions from the 2022 Neco Model Questions Vol1 Chemistry examination.
Difficulty level: Medium .
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