A certain mixture of HCI and `CH_3- COOH` is 0.1 M in each of the acids. 20 ml of this solution is titrated against 0.1

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Q 2603212148.     A certain mixture of HCI and `CH_3- COOH` is 0.1 M in each of the acids. 20 ml of this solution is titrated against 0.1 M NaOH. By how many units does the pH change from the start to the stage when the HCI is almost completely neutralised? Ka for acetic acid `= 1.8 xx 10^- 5`
A

2.03

B

0.775

C

2.325

D

3.172

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Solution
(Provided By a Student and Checked/Corrected by EXXAMM.com Team)

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