Tentukan pH larutan NaOH 0,01M

Mapel: Kimia
Kelas: XI
Materi: Asam Basa

Jawab

NaOH → Na+ + OH-

[H+] = a × Ma
[H+] = 1×0.01
[H+] = 1×10-²

pH= -log[H+]
pH= -log1×10-²
pH= 2-log1
pH= 2-0
pH= 2

Suasana basa

pH= pOH - pH
pH= 14-2
pH= 12