Igcse Model Questions Vol1 2018 Chemistry Question 12
Practice objective / multiple choice question 12 from the 2018 Igcse Model Questions Vol1 Chemistry examination.
A 25.0 cm³ sample of an unknown monoprotic acid is titrated with 0.100 M NaOH solution. The equivalence point is reached after the addition of 30.0 cm³ of NaOH. When exactly 15.0 cm³ of NaOH has been added, the measured pH of the solution is 4.75. Determine the acid dissociation constant \(K_{a}\) of the unknown acid.
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About This Question
This is Igcse Model Questions Vol1 2018 Chemistry Question 12. It is one of the objective questions from the 2018 Igcse Model Questions Vol1 Chemistry examination.
Difficulty level: Medium .
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