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OpenStudy (anonymous):
A researcher has a 250.0mL solution that is 0.325 M in Hg2(NO3)2 and 0.0175 M in Pb(NO3)2. She plans to add solid potassium iodide to separate the mixture by selective precipitation. Ksp PBI2 = 1.4 * 10^-8 and Ksp Hg2I2 = 1.2 * 10^-28. What concentration of iodide ions will maximize the separation of the metals
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