kelarutan caco3 :5 x10-5tentukan ksp caco3

Ksp = (Ca^2+) (CO3^2-)
Ksp = (s) (s)
Ksp = (s)^2
Ksp = (5 x 10^-5)^2
Ksp = 25 x 10^-10
Ksp = 2,5 x 10^-9