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0.5 M ammonium benzoate is hydrolysed to...

`0.5 M` ammonium benzoate is hydrolysed to `0.25` precent, hence its hydrolysis constant is

A

`2.5 xx 10^(-5)`

B

`1.5 xx 10^(-4)`

C

`3.125 xx 10^(-6)`

D

`6.25 xx 10^(-4)`

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The correct Answer is:
4
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