What Is the Maximum Concentration of Iodide Ions That Will $\times$

question 18

Multiple Choice

What is the maximum concentration of iodide ions that will precipitate AgI but not PbI₂ from a solution that is M each in Ag⁺ and Pb²⁺? For AgI,K_sp = 1.5 $\times$ 10^-16 and for PbI₂,K_sp = 1.4 $\times$ 10^-8.

• A) M
• B) M
• C) M
• D) M
• E)None of these;PbI₂ will always precipitate before AgI.

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