Chemistry Practice Problems Selective Precipitation Practice Problems Solution: Consider a solution that is 1.3×10−2 M in Ba2+ and...

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Solution: Consider a solution that is 1.3×10−2 M in Ba2+ and 2.0×10−2 M in Ca2+. What minimum concentration of Na2SO4 is required to cause the precipitation of the cation that precipitates first?

Problem

Consider a solution that is 1.3×10−2 M in Ba2+ and 2.0×10−2 M in Ca2+. What minimum concentration of Na2SO4 is required to cause the precipitation of the cation that precipitates first?