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At `25^(@)C`, the solubility product of `Hg_(2)Cl_(2)` is water is `3.2xx10^(-17) "mol"^(3) dm^(-9)`. What is the solubility of `Hg_(2)Cl_(2)` in water of `25^(@)C` ?A. `1.2xx10^(-12) M`B. `3.0xx10^(-6)M`C. `2xx10^(-6)M`D. `1.2xx10^(-16) M` |
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Answer» Correct Answer - C `{:(Hg_(2)Cl_(2),hArr,"Hg"_(2)^(2+),+,2Cl^(-)),(" "S,,S,,2S " "K_(sp)=S(2S)^(2)=4S^(3)):}` `S=(K_(sp)//4)^(1//3)=(3.2xx10^(-17)//4)^(1//3)` `=(8xx10^(-18))^(1//3)=2xx10^(-6)M`. |
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