Neco Model Questions Vol1 2017 Chemistry Question 31
Practice objective / multiple choice question 31 from the 2017 Neco Model Questions Vol1 Chemistry examination.
A solution contains a total concentration of 0.20 M of acetic acid (\(CH_3COOH\)) and its sodium salt (\(CH_3COONa\)). The measured pH of the solution is 4.74. Given that the \(pK_a\) of acetic acid is 4.76, calculate the concentration (in mol L\(^{-1}\)) of the acetate ion (\(CH_3COO^-\)) present in the solution.
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About This Question
This is Neco Model Questions Vol1 2017 Chemistry Question 31. It is one of the objective questions from the 2017 Neco Model Questions Vol1 Chemistry examination.
Difficulty level: Medium .
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