Tentukan Ph Ch3COOH 0.004 M jika Ka 10^-5
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Pertanyaan
Tentukan Ph Ch3COOH 0.004 M jika Ka 10^-5
1 Jawaban
-
1. Jawaban ionkovalen
H+ = akar Ka Ma
= akar 10^-5. 4.10^-3
= akar 4.10^-8
= 2.10^-4 M
pH = 4 - log 2