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If a 0.1 M solution of HCN is 0.01 % ion...

If a 0.1 M solution of HCN is 0.01 % ionised , the `K_(a)` for HCN is :

A

`10^(-9)`

B

`10^(-7)`

C

`10^(-5)`

D

`10^(-3)`

Text Solution

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The correct Answer is:
A
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