Appendix G: Properties of Various Substances
Table G1: Properties of various ideal gases (at 300K)
Gas |
Formula |
R (kJ/kgK) |
Cp (kJ/kgK) |
Cv (kJ/kgK) |
k = Cp/Cv |
Air |
— |
0.287 |
1.005 |
0.718 |
1.4 |
Argon |
Ar |
0.2081 |
0.5203 |
0.3122 |
1.667 |
Butane |
C4H10 |
0.1433 |
1.7164 |
1.5734 |
1.091 |
Carbon Dioxide |
CO2 |
0.1889 |
0.846 |
0.657 |
1.289 |
Carbon Monoxide |
CO |
0.2968 |
1.04 |
0.744 |
1.4 |
Ethane |
C2H6 |
0.2765 |
1.7662 |
1.4897 |
1.186 |
Ethylene |
C2H4 |
0.2964 |
1.5482 |
1.2518 |
1.237 |
Helium |
He |
2.0769 |
5.1926 |
3.1156 |
1.667 |
Hydrogen |
H2 |
4.124 |
14.307 |
10.183 |
1.405 |
Methane |
CH4 |
0.5182 |
2.2537 |
1.7354 |
1.299 |
Neon |
Ne |
0.4119 |
1.0299 |
0.6179 |
1.667 |
Nitrogen |
N2 |
0.2968 |
1.039 |
0.743 |
1.4 |
Octane |
C8H18 |
0.0729 |
1.7113 |
1.6385 |
1.044 |
Oxygen |
O2 |
0.2598 |
0.918 |
0.658 |
1.395 |
Propane |
C3H8 |
0.1885 |
1.6794 |
1.4909 |
1.126 |
Steam |
H2O |
0.4615 |
1.8723 |
1.4108 |
1.327 |
Table G2: Properties of various liquids (at 300K)
Liquid |
Cp (kJ/kgK) |
Ammonia |
4.700 |
Ethanol |
2.440 |
Gasoline |
2.220 |
Mercury |
0.1395 |
Methanol |
2.140 |
Water |
4.181 |
Table G3: Properties of various solids (at 300K)
Solid |
Cp (kJ/kgK) |
Aluminum |
0.897 |
Brick |
0.840 |
Carbon, graphite |
0.790 |
Concrete |
0.880 |
Copper |
0.385 |
Gold |
0.129 |
Glass, silica |
0.840 |
Glass, crown |
0.670 |
Glass, flint |
0.503 |
Glass, pyrex |
0.753 |
Granite |
0.790 |
Gypsum |
1.090 |
Lead |
0.129 |
Marble, mica |
0.880 |
Magnesium |
1.020 |
Sand |
0.835 |
Silver |
0.233 |
Soil |
0.800 |
Steel |
0.466 |
Tin |
0.227 |
Tungsten |
0.134 |
Wood |
1.70 |
Zinc |
0.387 |
Source: Wikipedia contributors. (May 1, 2021). Table of specific heat capacities. Wikipedia. https://en.wikipedia.org/wiki/Table_of_specific_heat_capacities, (retrieved June 10, 2021).