Instructional Video
Khan Academy

Khan Academy: Solubility and the P H of the Solution

9th - 10th
Using le Chatelier's principle to see what happens to the solubility of calcium fluoride when pH is decreased. Also looks at effect of pH on solubility equilibrium for silver chloride. [5:11]
Instructional Video
Khan Academy

Khan Academy: Le Chatelier's Principle: Worked Example

9th - 10th
A worked example using Le Chatelier's principle to predict how concentrations will shift for different perturbations. Example includes changing reaction vessel volume, changing amount of solid product, adding inert gas, and adding a...