Introduces mixture properties, such as chemical potentials, excess properties, partial molar properties, heats of mixing, fugacities, and practical tools for estimating them from solution theories and equations of state. These tools and concepts are applied to phase and chemical equilibria. Cross listed with CHE 3015. Prerequisite: C or better in ES 2310 and concurrent enrollment in PETE 2060. Students must be a Petroleum Engineering major. (Normally offered fall semester).