Jawabanmu

2014-06-11T21:37:34+07:00
M = 7x10^-3 / 100 = 7x10^-5

CaCO3 --> Ca²⁺ + CO3²⁻
    s            s          s

Ksp = [Ca²⁺] [CO3²⁻]
= s²
= (7x10^-5)²
= 49x10^-10
= 4,9 x 10^-9