A solution is 0.0045 M in both Pb² and Ca". Solid Na₂SO4 is added to precipitate the sulfates. What concentration of SO² is needed to precipitate as much of the Pb² without precipitating the Ca? Kp (PbSO4) = 1.6 x 10, K(CaSO4) = 2.4 x 10

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A solution is 0.0045 M in both Pb²+ and Ca². Solid Na2SO4 is added to precipitate the
sulfates. What concentration of SO² is needed to precipitate as much of the Pb²+ without
precipitating the Ca²? Kp (PbSO4) = 1.6 x 10, Kip(CaSO4) = 2.4 × 10
Transcribed Image Text:A solution is 0.0045 M in both Pb²+ and Ca². Solid Na2SO4 is added to precipitate the sulfates. What concentration of SO² is needed to precipitate as much of the Pb²+ without precipitating the Ca²? Kp (PbSO4) = 1.6 x 10, Kip(CaSO4) = 2.4 × 10
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