Instructional Video20:28
msvgo

Catalysis

K - 12th
It explains the process of catalysis. It describes the homogeneous and heterogeneous catalysis. It discusses the adsorption theory of heterogeneous catalysis.
Instructional Video9:57
Khan Academy

Gibbs Free Energy Example, Thermodynamics, Chemistry

7th - 10th
Sal continues his discussion of spontaneous reactions by setting up a reaction between two substances and using the Gibbs Free Energy method to determine its spontaneity. This video is challenging in terms of math, and it would be...