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Properties in this generally at Normal Temperature and Pressure (293 K, 1 atm). The properties are mostly temperature related
| Gas |
Formula |
MW |
Density |
R
(Gas constant) |
Cp |
Cv |
Cp/Cv= γ |
| (kg/m3) |
kJ/(kg.K) |
kJ/(kg.K) |
kJ/(kg.K) |
|
| Acetylene |
C2H2 |
26 |
1.0925 |
0.32 |
1.465 |
1.127 |
1.3 |
| Air |
|
29 |
1.2045 |
0.287 |
1.009 |
0.721 |
1.4 |
| Ammonia |
Nh4 |
17 |
0.7179 |
0.49 |
2.19 |
1.659 |
1.32 |
| Argon |
Ar |
39.9 |
1.661 |
0.208 |
0.519 |
0.311 |
1.67 |
| n-Butane |
C4H10 |
58.1 |
2.4897 |
0.143 |
1.654 |
1.49 |
1.11 |
| Carbon Dioxide |
CO2 |
44 |
1.8417 |
0.189 |
0.858 |
0.66 |
1.3 |
| Carbon Monoxide |
CO |
28 |
1.1648 |
0.297 |
1.017 |
0.726 |
1.4 |
| Chlorine |
Cl2 |
70.9 |
2.9944 |
0.117 |
0.481 |
0.362 |
1.33 |
| Ethane |
C2H6 |
30 |
1.2635 |
0.277 |
1.616 |
1.325 |
1.22 |
| Ethylene |
C2H4 |
28 |
1.1744 |
0.296 |
1.675 |
1.373 |
1.22 |
| Helium |
He |
4 |
0.1663 |
2.078 |
5.234 |
3.153 |
1.66 |
| Hydrochloric Acid |
HCl |
36.5 |
1.5273 |
0.228 |
0.8 |
0.567 |
1.41 |
| Hydrogen |
H2 |
2 |
0.0837 |
4.126 |
14.319 |
10.155 |
1.41 |
| Hydrogen Sulphide |
H2S |
34.1 |
1.4334 |
0.243 |
1.017 |
0.782 |
1.3 |
| Methane |
CH4 |
16 |
0.6673 |
0.519 |
2.483 |
1.881 |
1.32 |
| Methyl Chloride |
CH2Cl |
50.5 |
2.15 |
0.165 |
1.005 |
0.838 |
1.2 |
| Natural Gas |
|
19.5 |
0.8034 |
0.426 |
2.345 |
1.846 |
1.27 |
| Neon |
Ne |
20.18 |
0.84 |
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| Nitric Oxide |
NO |
30 |
1.2941 |
0.277 |
0.967 |
0.691 |
1.4 |
| Nitrogen |
N2 |
28 |
1.1648 |
0.297 |
1.034 |
0.733 |
1.41 |
| Nitrous Oxide |
N2O |
44 |
1.8429 |
0.189 |
0.925 |
0.706 |
1.31 |
| Oxygen |
O2 |
32 |
1.331 |
0.26 |
0.909 |
0.649 |
1.4 |
| Propane |
C3H8 |
44.1 |
1.8814 |
0.188 |
1.645 |
1.43 |
1.15 |
| Sulphur Dioxide |
SO2 |
64.1 |
2.727 |
0.129 |
0.645 |
0.512 |
1.26 |
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