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Ka of HCN at 298 K is 1 times 10^(-9). T...

Ka of HCN at 298 K is `1 times 10^(-9)`. The pH of a decimolar aq. Solution of HCN at 298 K is

A

4

B

5

C

3.3

D

2

Text Solution

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The correct Answer is:
B
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