Learn how to calculate the unknown concentration with titration. See an example of titrating strong acid, hydrochloric acid, with strong base barium hydroxide. [7:49]

Introduction to pH and the pH scale in this video. Work through examples of how to calculate the pH of pure water, bleach, and orange juice. [11:37]

Learn a great deal about acids and bases through this rap song.

Paul Andersen explains pH as the power of hydrogen. He explains how increases in the hydronium ion (or hydrogen ion) concentration can lower the pH and create acids. He also explains how the reverse is true. An analysis of a strong acid...