Molecular weights of common gases
Including molecular mass of air, ammonia, natural gas, water vapor
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1. Data table of molecular mass of common components used in process industries
| Gas | Molecular weight g/mol |
|---|---|
| Acetylene | 26.04 |
| Air | 28.97 |
| Ammonia | 17.03 |
| Benzene | 78.11 |
| Carbon dioxide | 44.01 |
| Carbon monoxide | 28.01 |
| Chlorine | 70.91 |
| Ethane | 30.07 |
| Ethyle Alcohol | 46.07 |
| Ethyle Chloride | 64.52 |
| Ethylene | 28.05 |
| Hydrogene | 2.02 |
| Methane | 16.04 |
| Methyl Alcohol | 32.04 |
| Methyl Chloride | 50.49 |
| Natural Gas | 18.82 |
| Nitrogen | 28.02 |
| Oxygen | 32 |
| Propane | 44.09 |
| Propylene | 42.08 |
| Water vapor | 18.02 |
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Source : Chemical Engineering,
1974