Hitunglah derajat kesamaan ph larutan asam asetat 0,2m (ka=2×10 derajat min lima

Larutan
Kimia XI

Asam Lemah CH₃COOH

[H⁺] = √ [Ka x M]

[H⁺] = √ [2 x 10⁻⁵ x 2 x 10⁻¹]

[H⁺] = √ [4 x 10⁻⁶]

[H⁺] = 2 x 10⁻³ molar

Derajat keasaman pH = 3 - log 2