Gas Constant


Runiv = cp - cv = 8.3143 Joules/mole/K = 8.3143 · 107 erg/mole/K
<mw>air = 28.964 gm/mole
Rg(air) = Runiv/<mw>air = 287.05 Joule/Kg/K
Cp(air) = 1005 J/Kg/K
kappa ident Rg/Cp = Runiv/cp
gamma ident Cp/Cv = cp/cv

<mw>
gm/mole
Rgas
J/gm/K
Cp
J/gm/K
kappagamma
Venus44.010.188920.85010.22221.2857
Earth28.960.287101.00400.28601.4005
Mars44.010.188920.83120.22731.2941
Jupiter2.223.7451812.35910.30301.4348
Saturn2.143.8924614.01290.27781.3846
Uranus2.303.6149113.01370.27781.3846
Neptune2.303.6149113.01370.27781.3846
Titan28.670.290001.04400.27781.3846