Molar Heat Capacities, Gases

Data at 15°C and 1 atmosphere.

Gas	Constant Volume Heat Capacity
Gas	cV(J/K)	cV/R
Ar	12.5	1.50
He	12.5	1.50
CO	20.7	2.49
H2	20.4	2.45
HCl	21.4	2.57
N2	20.6	2.49
NO	20.9	2.51
O2	21.1	2.54
Cl2	24.8	2.98
CO2	28.2	3.40
CS2	40.9	4.92
H2S	25.4	3.06
N2O	28.5	3.42
SO2	31.3	3.76

Numerical data from Thornton and Rex, Ch 10

R Nave