October 2018 2 105 Report
Jika 0,02 mol CH3COOH (Ka = 10^-5) dicampur dengan 0,01 mol CH3COONa, pH larutan penyangga tersebut adalah........
a 4
b 5-log2
c 5
d 9
e 9+log2
tolong bantu pakai caranya ya
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