A certain mixture of `HCl` 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 `HCl` is almost completely neutralized and acidic acid remains unreacted? `K_(a)` for acetic acid `=2xx10^(-5)`.A. `1.5`B. 3C. 2D. `3.25`

A certain mixture of `HCl` and `CH_(3)-COOH` is `0.1 M` in each of the

1.	A certain mixture of `HCl` 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 `HCl` is almost completely neutralized and acidic acid remains unreacted? `K_(a)` for acetic acid `=2xx10^(-5)`.A. `1.5`B. 3C. 2D. `3.25`
Answer» Correct Answer - c

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