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Physical properties of oxygen, air, and helium

Physical properties of oxygen, air, and helium
  Density Viscosity Thermoconductivity
(g/L) (µpoise) (µcal · cm · s · °K)
Oxygen 1.429 192.6 58.5
Air 1.293 170.8 58.0
Helium 0.179 188.7 352.0
Physical_properties_O2_air.htm
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