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Number of moles of Cul (K(sp) = 5 xx 10^...

Number of moles of Cul `(K_(sp) = 5 xx 10^(-12))` that will dissolve in 1 L of 0.1 M Nal solution is

A

`2.2 xx 10^(6) `

B

` 5xx10 ^(-11)`

C

` 5xx10^(-10)`

D

` 2.2 xx 10^(-5)`

Text Solution

Verified by Experts

The correct Answer is:
B
` Cu I hArr Cunderset( s) u ^(+1) + underset( 0.1) I^(-) `
` S xx 0.1 = 5 xx 10 ^(-12) = S = 5 xx 10 ^(-11) `
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