A solution contains 0.010 M Ag and 0.010 M Pb

CHEMISTRY · Subjective · AP · Chemistry · Equilibrium · Equilibrium

Problem

A solution contains 0.010 M Ag+^+ and 0.010 M Pb2+^{2+}. The KspK_{sp} values at 25 °C are Ksp(AgCl)=1.8×10−10K_{sp}(\text{AgCl})=1.8\times10^{-10} and Ksp(PbCl2)=1.6×10−5K_{sp}(\text{PbCl}_2)=1.6\times10^{-5}. Calculate the minimum chloride ion concentration that will initiate precipitation of AgCl while leaving Pb2+^{2+} in solution.

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