Understanding changes in matter.
How to solve reaction rate problems.
Finding and using the laws which predict reaction rates.
How Le Chatlier changes affect chemical equilibrium.
The factors which affect the rate of a reaction.
How to predict and understand the circumstances under which matter changes phase.
Understanding how electrical energy produces chemical changes.
How radioactive elements change their identities through transmutation.
How chemists use collision theory to understand reactions and explain reaction rates.
How to draw and interpret phase diagrams.
How complex reactions proceed in several steps using reaction mechanisms.