Neco 2024 Chemistry Question 24
Practice objective / multiple choice question 24 from the 2024 Neco Chemistry examination.
A buffer solution is prepared by mixing 250 L of 0.20 M acetic acid (\\(CH_3COOH\\)) with 250 L of 0.15 M sodium acetate (\\(CH_3COONa\\)). After the buffer is formed, 0.010 mol of 0.1 M HCl is added. Given \\(K_a = 1.8\times10^{-5}\\) for acetic acid, calculate the pH of the solution after the acid addition. Express the pH to two decimal places.
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About This Question
This is Neco 2024 Chemistry Question 24. It is one of the objective questions from the 2024 Neco Chemistry examination.
Difficulty level: Medium .
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