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In which aqueous system is PbI2 least soluble and why?

a. H2O
b. 0.5 M HI
c. 0.2 M HI
d. 1.0 M HNO3
e. 0.8 M KI

2007-04-04 07:49:04 · 1 answers · asked by Anonymous in Science & Mathematics ➔ Chemistry

1 answers

e. 0.8M KI

[I-] is greatest, and Le Chatelier's principle dictates that I- will suppress solubility of PbI2 according to PbI2 <===> Pb++ + 2I-

2007-04-04 08:13:55 · answer #1 · answered by steve_geo1 7 · 4⤊ 0⤋

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