Thermodynamics, Statistical Physics, and Quantum Mechanics

117

where the specific heat per one molecule. Integrating (S.4.25.7)
yields

c) For air we may take (in regularunits, it ismostly

diatomic). Therefore,

Isochoric Cooling and Isobaric Expansion

(Moscow Phys-Tech)

4.26

The process diagramis shown inFigureS.4.26. TheworkWdone by the
gas occurs onlyduring the legsincethere is no workdoneduring the
leg. The work is given by

Using theideal gas law, we may relate and

THERMODYNAMICS AND STATISTICAL PHYSICS