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Calculate the solubility of CaF(2) in wa...

Calculate the solubility of `CaF_(2)` in water at 298 K which is 70% dissociated. `K_(sp)` of `CaF_(2)` is `1.7 xx 10^(-10)`. If answer is x `xx 10^(-4)` mol/ltr then x = ____?

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