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CaF2 ⇔ Ca2+ + 2F-
s 2s
Ksp = (s)(2s)^2
5,3 x 10^-9 = 4s^3
s = ∛1,325 x 10^-9
= 1,09 x 10^-3 mol/L
B. PbBr2
PbBr2 ⇔ Pb2+ + 2Br-
s 2s
Ksp = 4s^3
4 x 10^-5 = 4s^3
s = ∛10^-5
= 2,1 x 10^-2 mol/L
Bintang jangan lupa diberi. Jika bisa, jawaban terbaik ya :)