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Thermochemical Properties: natural gas
Standard thermodynamic properties of chemical compounds — standard enthalpies and Gibbs energies of formation, standard entropies and heat capacities (per phase: solid/liquid/gas), plus critical properties, vapor pressures, and enthalpy of combustion from NIST WebBook and CRC Handbook 97th Edition
| compound id | Cp gas J molK (J/molK) | Hc standard kJ mol (kJ/mol) | Hf standard kJ mol (kJ/mol) | acentric factor (dimensionless) | boiling point C (C) | cas number | critical pressure MPa (MPa) | critical temp K (K) | density kg m3 (kg/m3) | formula | melting point C (C) | molar mass g mol (g/mol) | name | state at 25C |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| natural gas | 36 | -802 | -75 | 0.011 | -162 | 8006-14-2 | 4.6 | 190.6 | 0.717 | CH4 | -182 | 17 | Natural Gas (pipeline quality ~90% CH4) | gas |
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