larutan 50 ml Ba(OH)2 o,o1 M mempunyai pH sebesar
Kimia
arfmlia
Pertanyaan
larutan 50 ml Ba(OH)2 o,o1 M mempunyai pH sebesar
1 Jawaban
-
1. Jawaban Lismadhana
[OH-] = M x b
= 0.01 x 2 = 0.02 = 2 x 10^-2
pOH = -log[OH-]
= -log 2x10^-2
= 2-log2
pH = 14-pOH
= 14-(2-log2)
= 12+log2