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What is the miniumn concentration of SO(...

What is the miniumn concentration of `SO_(4)^(2-)` required to precipitate `BaSO_(4)` in a solution containing
`1xx10^(-4)"mole of "Ba^(2+)?(K_(sp)" for "BaSO_(4)=4xx10^(10))`

A

`4xx10^(-10)M`

B

`2xx10^(-10)M`

C

`4xx10^(-6)M`

D

`2xx10^(-3)M`

Text Solution

Verified by Experts

The correct Answer is:
D
`{:(BaSO_(4)hArr,Ba^(+2)+,SO_(4)^(-2),,),(,10^(-4),X,,),(Ksp=[10^(-4)][X],,,,),(4xx10^(-10)=10xxX,,rArr x=4xx10^(-6),,):}`
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