Values for 0, 15, and 25°C are taken from encyclopedia.airliquide.com

Note: 1 J = 1 W.s

Symbol
$c_{\mathrm{v_{\mathrm{gas}}}}$
Unit
J/kg.K
Formulae
$1.5 R_{\mathrm{gas}}$Monoatomic ideal gas
$2.5 R_{\mathrm{gas}}$Diatomic molecule gas
$3.0 R_{\mathrm{gas}}$Polyatomic molecule gas
Related
$R_{\mathrm{gas}}$
Choices
GasFormula0°C15°C25°C
Air-717.09717.61718.03
N2N2742.91743.01743.16
SF6SF6566.95592.71609.08
CO2CO2632.02647.38657.49
COCO743.16743.45743.7
O2O2655.21657.02658.46
H2H210070.410140.910179.6
NH3NH31642.11640.71644.8
SO2SO2516.14512.3512.46
HeHe3116.03116.03116.0
ArAr312.43312.41312.38
KrKr149.11149.05149.02
XeXe95.65195.51495.445