: Use property tables (Steam tables, R134a tables, Air tables) to find internal energy ( ) or enthalpy ( Process Diagramming : Sketch the process on diagrams to visualize the transformation.
The problems range from trivial (unit conversions) to the diabolical (exergy analysis of a combined gas-steam power plant with reheat and regeneration). : Use property tables (Steam tables, R134a tables,
This is where thermodynamics meets chemistry. : Use property tables (Steam tables