Nilai pH suatu Larutan
Presentation
•
Chemistry
•
11th Grade
•
Hard
Raden Hastuti
FREE Resource
3 Slides • 0 Questions
1
by R. Sriwahyuni Hastuti, ST, M.Si
2
Banyaknya ion H+
pH = - log [H]+
pOH = - log [OH]-
pKw = pH + pOH
Hubungan antara pH dengan pOH adalah
*Pada suhu 25oC, pKw = 14, jadi pH + pOH = 14.
[OH–] = Mb. Valensi Basa
Basa Kuat
Basa Lemah
Asam Lemah
Asam Kuat
[H+] = Ma. Valensi Asam
3
2. Larutan bersifat asam, jika [H+] > [OH–] atau pH < 7
3. Larutan bersifat basa, jika [H+] < [OH–] atau pH > 7
Macam - Macam Sifat Larutan :
by R. Sriwahyuni Hastuti, ST, M.Si
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