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A solution of contains 0.1 M H2S and 0.3...

A solution of contains 0.1 M `H_2S` and 0.3 M HCl, Calculate the conc. Of `S^(2-)` and `HS^-` ions in solution, Given `K_a2` for `H_2S` are `10^-7` and 1.3`XX10^-13` respectively.

A

`1.44xx10^-19, 3.3xx10^-7`

B

`1.44xx10^-20, 3.3xx10^-8`

C

`1.44xx10^-22 , 3.3xx10^-3`

D

`1.44xx10^-18 , 3.3xx10^-5`

Text Solution

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The correct Answer is:
B
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