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Intros
Lessons
  1. Relating pH, H3O+ and Kw.
  2. Defining pH and pOH.
  3. Antilogs: Using pH and pOH to find [H3O+] and [OH-].
  4. Connecting pH → [H3O+] → [OH-] → pOH → pH
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Examples
Lessons
  1. Find the concentration of acidic and basic solutions when given from the pH.
    1. A solution of HCl, a strong acid, has a pH of 1.74. What is the H3O+(aq) concentration of this solution? Give your answer to three significant figures.
    2. A solution of potassium hydroxide, KOH, has a pH of 12.89. Find the concentration of OH-(aq) ions in this solution. Give your answer to three significant figures.