Facts101 is your complete guide to Physical Chemistry. In this book, you will learn topics such as The Importance of State Functions: Internal Energy and Enthalpy, Thermochemistry, Entropy and the Second and Third Laws of Thermodynamics, and Chemical Equilibrium plus much more. With key features such as key terms, people and places, Facts101 gives you all the information you need to prepare for your next exam. Our practice tests are specific to the textbook and we have designed tools to make the most of your limited study time.