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Physical Properties for Acetylene

Formula C2H2
Molecular Weight (lb/mol) 26.04
Critical Temp. (°F) 96.0
Critical Pressure (psia) 906.0
Boiling Point (°F) -119.6
Melting Point (°F) -113.4
Psat @ 70°F (psia) 586.2
Liquid Density @ 70°F (lb/ft3) 23.61
Gas Density @ 70°F 1 atm (lb/ft3) 0.0677
Specific Volume @ 70°F 1 atm (ft3/lb) 14.76
Specific Gravity 0.920
Specific Heat @ 70°F (Btu/lbmol-°F) 10.53

Gas Physical Properties

Gas Fast Facts


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