Larutan 10 ml H2so4 0,005 M memiliki harga PH sebesar. . .
a.2-log 1
b. 3- log 5
c. 5-log 5
d. 6-log 4
e. 6-log 2
a.2-log 1
b. 3- log 5
c. 5-log 5
d. 6-log 4
e. 6-log 2
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= 2 x 5.10^-3
= 1 . 10^-2
pH = - log [H^+]
= - log 10^-2
= 2. -log 10
= 2 - log 1
Jawaban A
Ket : ^ Pangkat