Waec Model Questions Vol1 2017 Chemistry Question 42
Practice objective / multiple choice question 42 from the 2017 Waec Model Questions Vol1 Chemistry examination.
A buffer solution contains 0.250 mol of acetic acid (CH₃COOH) and 0.150 mol of sodium acetate (CH₃COONa) in 1.00 L of water. The pKₐ of acetic acid is 4.76. How many milliliters of 0.100 M HCl must be added to lower the pH of the solution to 4.30? Assume the volume change on addition is negligible.
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About This Question
This is Waec Model Questions Vol1 2017 Chemistry Question 42. It is one of the objective questions from the 2017 Waec Model Questions Vol1 Chemistry examination.
Difficulty level: Medium .
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