Chemistry & Physics. Chemistry 1102: Indicators and the pH Scale. Season 1 Episode 1102 | 24m 51s. Acid/base indicators are described and used to identify substances as acids or bases.

Acid and Bases pH Experiment (w/ Red Cabbage Indicator) Episode 2 | 4m 36s. A crash course on the basic differences between acids and bases. 11/08/2017 ...