If an ideal gas is expanded reversibly the heat absorbed
If an ideal gas is expanded reversibly, the heat absorbed qrev, can be expressed by the differential dqrev = Cv dT + P dV, Where Cv is a constant (called heat capacity at constant volume). Show that dqrev is an inexact differential.
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For an ideal gas the pressure P, the volume V and the temperature T are related by the ideal gas equation of state, PV = nRT, where R is the general gas constant and n is the number of moles. Consider V as a function of T and P and show that dV is
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