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if K(sp)(CaF2)=4xx10^(-11) at 25^(@)C th...

if `K_(sp)(CaF_2)=4xx10^(-11)` at `25^(@)`C then find the molar solubility of `CaF_2` in
pure water

Text Solution

Verified by Experts

`CaF_2(s) `K_(sp)=[Ca^(2+)][F^0]^2=Sxx(2S)^2=4S^2`
or , `4xx10^(-11)=4xxS^3" ":.S=2.15xx10^(-4)(M)`
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