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K(sp) of A2B(3) in water at 25^(@) C ...

`K_(sp) of A_2B_(3) ` in water at `25^(@) C . is 1.1 xx 10^(-23) ` concentration of `A^(+) ` ions is

A

`1xx10^(-5)`

B

` 2xx10^(-5)`

C

` 3xx10^(-5) M`

D

` 5xx10 ^(-11)`

Text Solution

Verified by Experts

The correct Answer is:
B
` A_2 B_3 hArr 2A + 3B `
` KsP =108S^(5) rArr 108S^(5) =1.1 xx 10 ^(-23) `
` S ~~1 xx 10 ^(-5) , [A] =2s = 2xx 10 ^(-5)`
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