Questão 1949184

[H⁺] = 1 x 10^{– 2} mol/L; [OH^–] = 1 x 10^{– 12} mol/L; pH = 2,0; pOH = 12,0.

[H⁺] = 2 x 10^{– 1} mol/L; [OH–] = 2 x 10^{– 12} mol/L; pH = 3,0; pOH = 11,0.

[H⁺] = 0,05 mol/L; [OH^–] = 0,05 mol/L; pH = 5,0; pOH = 9,0.

[H⁺] = 1 x 10^{– 2} mol/L; [OH^–] = 1 x 10^{– 12} mol/L; pH = 1,0; pOH = 14,0.

[H⁺] = 0,05 mol/L; [OH^–] = 0,05 mol/L; pH = 7,0; pOH = 7,0.