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A solution contains 0.01 M of each of the following metals: Show your work pleas

ID: 906511 • Letter: A

Question

A solution contains 0.01 M of each of the following metals:

Show your work please for credit

4.89 A solution contains 0.01 M of each of the following metals: Ag^^, Ba^2+, Ca^2+, Pb^2+, and Sr^2+. You are to titrate this solution with NaSO4. Ignore complexes. (a) Which metal will precipitate first? (b) Which metal will precipitate last? Be sure to give adequate justification for your answers. The pKsp, for Ag2SO4(s) is 4.80, for BaSO4(s) it is 9.96, for CaSO4(s) it is 4.70, for PbSO4(s) it is 7.80, and for SrSO4(s) it is 6.5.

Explanation / Answer

the metal salt with the lowest solubility pdt will precipitate first and the one with highest solubility pdt will precipitate last.

accordingly, CaSO4 with Ksp 4.7 will precipitate first.

and

BaSO4 with Ksp of 9.96 will precipitate last.

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