Ksp of CdS=8×10−27, Ksp of ZnS=1×10−21, Ka of H2S=1×10−21. Wh – InterviewSolution

1.	Ksp of CdS=8×10−27, Ksp of ZnS=1×10−21, Ka of H2S=1×10−21. When ZnS starts precipitating, what concentration of Cd2+ is left?
Answer» $K_{s p}$ of $C d S = 8 \times 10^{- 27}$ , $K_{s p}$ of $Z n S = 1 \times 10^{- 21}$ , $K_{a}$ of $H_{2} S = 1 \times 10^{- 21}$ . When $Z n S$ starts precipitating, what concentration of $C d^{2 +}$ is left?

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