August 2018 1 23 Report
Jika ke dalam 200 ml larutan Ca(OH)₂ 0,1 M ditambahkan 100 ml larutan HCOOH 0,5 M dan Ka HCOOH = 10⁻⁴, maka pH campuran...
a. 3-log 5
b. 5-log 2,5
c. 5-log 5
d. 9+log 2,5
e. 11+log 5
kalau bisa difoto aja, nggak juga gapapa

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