Jawabanmu

2014-05-11T06:42:41+07:00
NaOH-> Na^+ + OH^-
0,1M 0,1M 0,1M
Mg(OH)2-> Mg^2+ + 2OH^-
s 0,1M

Ksp=[Mg^2+][OH^-]^2
1,8×10-11 = s (0,1)^2
s = 1,8×10^-9