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In support of all the students who are displaced from school due to the Corona virus. Access to physics zone and chemistry zone lessons are now available free of charge. This will be maintained at least through August 1st 2020. Learn and be well.

Chemistry Lessons Review Links

Lessons on Kinetics & Equilibrium

Name Description Type
Conservation of Mass in Reactions This lesson addresses how mass is conserved in chemical reactions. Explanation & Animations
Energy and Chemical Reactions
Chemistry Zone members only

This lesson has great animations and explanations of how energy is involved with chemical reactions. Covers exothermic reactions, endothermic reactions, activation energy and heat of reaction.

These lessons take things a bit farther. Some concepts go beyond what is needed in high school.
Fuels & Combustion
Heat of Formation
Energy of Disolving a Salt
Bond Energies

Explanation & Animations
CHEMystery Thermodynamics This covers how concepts of thermodynamics influence reactions. Explanation & Images
Chemical Equilibrium in Gasses
This tutorial has questions you answer as you  go along to provide feedback. Explanation & Practice
LeChatelier Effects Practice This lets you practice interpreting the effects of stresses put on a chemical reaction at equilibrium. Live Practice
Calculating Equilibrium Constant K This lets you practice calculating the equilibrium constant Keq. Bring a calculator. Live Practice
Disorder, Entropy, Enthalpy, & Spontaneity This lesson includes everything you'd ever need to know about disorder, entropy, enthalpy, and spontaneity and their roles in chemical reactions. Explanation & Animations