Jawabanmu

2014-06-10T23:01:38+07:00
S = 10^-4
KSP = (2s)² . s
        = 4s³
        = 4 (10₋⁴)³
        = 4 (10-¹²)
KSP     = (2s)² . 10-²
4 (10-¹²) = 4s² 
10-²
4. 10-¹⁰ = 4s²
    10-¹⁰ = s²
    10-⁵ = s