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K(1) & K(2) for oxalic acid are 6.5 xx 1...

`K_(1)` & `K_(2)` for oxalic acid are `6.5 xx 10^(-2)` and `6.1 xx 10^(-5)` respectively . What will be the `[OH^(-)]` in a `0.01 M` solution of sodium oxalate

A

`9.6xx10^(-6)`

B

`1.4xx10^(-6)`

C

`1.28xx10^(-6)`

D

`1.3xx10^(-8)`

Text Solution

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The correct Answer is:
C
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