Neco Model Questions Vol1 2022 Chemistry Question 44
Practice objective / multiple choice question 44 from the 2022 Neco Model Questions Vol1 Chemistry examination.
A 0.250 M solution of the weak acid HA ( \(K_a = 1.8\times10^{-5}\) ) is titrated with 0.200 M NaOH. After adding 22.0 mL of NaOH to 25.0 mL of the acid solution, the pH is measured as 5.12. (a) Verify that this pH is consistent with the Henderson-Hasselbalch equation. (b) Calculate the pH at the equivalence point of the titration.
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About This Question
This is Neco Model Questions Vol1 2022 Chemistry Question 44. It is one of the objective questions from the 2022 Neco Model Questions Vol1 Chemistry examination.
Difficulty level: Medium .
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