This lecture introduces several different types of energy, including heat and enthalpy. We discuss the First Law of Thermodynamics and how to calculate the enthalpy change for a chemical reaction.

Solving Boyles and Charles Gas Law Problems

How to set up and solve Boyle's and Charles' Law problems, with the algebra and rounding off of answers fully explained.

The Gas Laws

This video goes through the theories of Boyle, Charles and Gay-Lussac and how the equations are arrived at.