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The solubility-product constants, Ksp, at 25 ∘C for two compounds [iron(II) carbonate, FeCO3, and cadmium(II) carbonate,...

The solubility-product constants, Ksp, at 25 ∘C for two compounds [iron(II) carbonate, FeCO3, and cadmium(II) carbonate, CdCO3] are given by the table Substance Ksp FeCO3 2.10×10−11 CdCO3 1.80× 10−14

A solution of Na2CO3 is added dropwise to a solution that contains 1.00×10−2 M Fe2+ and 1.49×10−2 M Cd2+. What concentration of CO32− is need to initiate precipitation? Neglect any volume changes during the addition.

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Answer #1

Solu Pon Sven bhat fecog 2.10X10- cdco3 80x10 That Conton . OOX10M Fea + Faxmula:- 1u9xi0c 80xi0-4 208to Hence 908 xt02 H fs

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