Closed/open, steady/unsteady, quasi-static.
p-v, T-s, h-s diagrams, steam tables.
Equation of state, compressibility.
Temperature equality and energy conservation.
For polytropic, isochoric, etc.
Kelvin-Planck, Clausius statements, entropy.
Use of Mollier, psychrometric, steam tables.
Exergy, useful work potential.
Maxwell relations, Tds equations.