Jawabanmu

2014-03-11T19:57:15+07:00
PH = 10
pOH = 14 - 10 = 4
1x10⁻⁴ = √kb.0.1
kedua ruas di kuadratkan
1x10⁻⁸ = 0.1 kb
kb = 1x10⁻⁷

Correct Me If Im Wrong 

CMIIW
2014-03-11T19:59:36+07:00
PH = 10
14-pOH = 10
pOH = 14 - 10
pOH = 2
-log(OH)=-log10^-2
(OH)=10^-2
kb x M = (10^-2)^2
kb x 0,1 = 10^-4
kb = 10^-4/0,1
kb = 10^-3