Textbook Problem

Calculate the [OH^–] of each of the following solutions at 25°C. Identify each solution as neutral, acidic, or basic.

  a. [H⁺] = 1.0 × 10^–7 M

  b. [H⁺] = 8.3 × 10^–16 M

  c. [H⁺] = 12 M

  d. [H⁺] = 5.4 × 10^–5 M

  46. Calculate the [H⁺] of each of the following solutions at 25°C. Identify each solution as neutral, acidic, or basic.

  a. [OH^–] = 1.5 M

  b. [OH^–] = 3.6 × 10^–15 M

  c. [OH^–] = 1.0 × 10^–7 M

  d. [OH^–] = 7.3 × 10^–4 M

  49. Calculate the pH and pOH of the solutions in Exercises 45 and 46.