Hitunglah PH dari Larutan CH3 CooH 0,1 M
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Pertanyaan
Hitunglah PH dari Larutan CH3 CooH 0,1 M
2 Jawaban
-
1. Jawaban meliya02051
a. [H+]=akar ka.ma
=akar 10^-5.10^-1
=akar 10^-6
=10^-3---> pH=-log[H+]
=-log10^-3
=3
b. [OH-]=b.Mb
=1.10^-1
=10^-1
pOH=-log[OH-]
=1
pH=14-pOH
=14-1
=13 -
2. Jawaban fitri1949
H+ = akar Ka Ma
H+ = akar 4.10 - 2 x 10-2
= akar 4.10-4
= 2.10 - 2 M
Ph = 2 - log 2