1 answer

A solution contains 2.2×10−4 M Ag+ and 1.7×10−3 M Pb2+. If NaI is added, will AgI(Ksp=8.3×10−17)...

Question:

A solution contains 2.2×10−4 M Ag+ and 1.7×10−3 M Pb2+. If NaI is added, will AgI(Ksp=8.3×10−17) or PbI2(Ksp=7.9×10−9) precipitate first? AgI. My question is:

Specify the concentration of I− needed to begin precipitation.


Answers

Solubility equilibrium: AgI(s) Ag (ag) Solubility product, Kg -[Ag =8.3x10- (a) Concentrati on of Ag* =|Ag2.2x10 M When the

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