Chemistry R122 Study Assignment 4 Solubility Equilibria What molarity of oxalate ion, C2042-, is necessary to precipitate CaC204 from a saturated solution of CaSO4? 1. 4 = 2.4 x 10-5; Ksp for CaC204 = 1.3 x 10-9). for CaSO4 %3D Ksp 2. a) One liter of solution contains 0.10 mol of Ag+ and 0.10 mol of Ba2+. If a concentrated solution of K2CrO4 is added drop by drop, which will precip first, Ag2Cr04 or BaCrO4? (Ksp for Ag2CrO4 = 2.0 x 10-12; Ksp for BaCrO4 = 1.2 x 10-10) %3D %3D )If the solution in part “a" contains 0.0010 mol of Ag* and 0.0010 Lor BaCro? Cr
Chemistry R122 Study Assignment 4 Solubility Equilibria What molarity of oxalate ion, C2042-, is necessary to precipitate CaC204 from a saturated solution of CaSO4? 1. 4 = 2.4 x 10-5; Ksp for CaC204 = 1.3 x 10-9). for CaSO4 %3D Ksp 2. a) One liter of solution contains 0.10 mol of Ag+ and 0.10 mol of Ba2+. If a concentrated solution of K2CrO4 is added drop by drop, which will precip first, Ag2Cr04 or BaCrO4? (Ksp for Ag2CrO4 = 2.0 x 10-12; Ksp for BaCrO4 = 1.2 x 10-10) %3D %3D )If the solution in part “a" contains 0.0010 mol of Ag* and 0.0010 Lor BaCro? Cr
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Transcribed Image Text:Chemistry R122
Study Assignment 4
Solubility Equilibria
What molarity of oxalate ion, C2042-, is necessary to precipitate CaC204 from a
saturated solution of CaSO4?
1.
4 = 2.4 x 10-5; Ksp for CaC204 = 1.3 x 10-9).
for CaSO4
%3D
Ksp
2. a) One liter of solution contains 0.10 mol of Ag+ and 0.10 mol of Ba2+. If a
concentrated solution of K2CrO4 is added drop by drop, which will precip
first, Ag2Cr04 or BaCrO4?
(Ksp for Ag2CrO4 = 2.0 x 10-12; Ksp for BaCrO4 = 1.2 x 10-10)
%3D
%3D
)If the solution in part “a" contains 0.0010 mol of Ag* and 0.0010
Lor BaCro?
Cr
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