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0.1 M H(2)S has K(1)=10^(-5) & K(2)=1.5x...

`0.1 M H_(2)S` has `K_(1)=10^(-5) & K_(2)=1.5xx10^(-12)`. What will be the concentration of `S^(-2)` in the solution.

A

`~~10^(-8)`

B

`~~10^(-9)`

C

`~~1.5xx10^(-12)`

D

`1.2xx10^(-13)`

Text Solution

Verified by Experts

The correct Answer is:
3
`[S^(2-)]=K_(2)=1.5xx10^(-12)`
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