Question

Calculaţi pH-ul:
a)HCl 0,1 M
b)NaOH 0,1M.

Answer 1

a) [H⁺] = [HCl] = 10⁻¹                     pH = -lg[H⁺] = 1
b) [HO⁻] = [NaOH] = 10⁻¹            pOH = 1         pH = 14 - 1 = 13