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The pH of buffer solution prepared by mi...

The pH of buffer solution prepared by mixing `50 mL` of `0.2 M CH_(3)COCOOH` and `25 mL` of `CH_(3)COONa`? `P^(Ka)` of `CH_(3)COOH = 4.8`

A

`0.2 M`

B

`0.4 M`

C

`0.5 M`

D

`0.8 M`

Text Solution

Verified by Experts

The correct Answer is:
B
`pH = P^(Ka) + "log" (V xx C ("salt"))/(V xx C ("acid'))`
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