Table 218. 



221 



CRITICAL TEMPERATURES, PRESSURES, VOLUMES, AND DENSITIES OF 



GASES.* 



== Critical temperature. 

 J' = Pressure in atmospheres. 



<f> = Volume referred to air at o° and 76 centimetres pressure. 

 ^ = Density in grammes per cubic centimetre. 



* Abridged for the most part from Landolt and Bornstein's " Phys. .Chem. Tab." 

 Smithsonian Tables. 



