Propane
Chemical, Physical and Thermal Properties of Propane - C3H8
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Chemical, physical and thermal properties of Propane - C3H8 :
| Molecular Weight | 44.097 |
| Specific Gravity | 1.52 |
| Specific Volume (ft3/lb, m3/kg) | 8.84, 0.552 |
| Density of liquid at atmospheric pressure (lb/ft3, kg/m3) | 36.2, 580 |
| Vapor pressure at 25oC (psia, MN/m2) | 135.7, 0.936 |
| Absolute Viscosity (lbm/ft s, centipoises) | 53.8 10-6, 0.080 |
| Sound velocity in gas (m/s) | 253 |
| Specific Heat - cp - (Btu/lboF or cal/goC, J/kgK) | 0.39, 1630 |
| Specific Heat Ratio - cp/cv | 1.2 |
| Gas constant - R - (ft lb/lboR, J/kgoC) | 35.0, 188 |
| Thermal Conductivity (Btu/hr ft oF, W/moC) | 0.010, 0.017 |
| Boiling Point - saturation pressure 14.7 psia and 760 mm Hg - (oF, oC) | -44, -42.2 |
| Latent Heat of Evaporation at boiling point (Btu/lb, J/kg) | 184, 428000 |
| Freezing or Melting Point at 1 atm (oF, oC) | -309.8, -189.9 |
| Latent Heat of Fusion (Btu/lb, J/kg) | 19.1, 44400 |
| Critical Temperature (oF, oC) | 205, 96 |
| Critical Pressure (psia, MN/m2) | 618, 4.26 |
| Critical Volume (ft3/lb, m3/kg) | 0.073, 0.0045 |
| Flammable | yes |
| Heat of combustion (Btu/ft3, Btu/lb, kJ/kg) | 2450, 21660, 50340 |
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