In the following table, the use row is the value recommended for use in other Wikipedia pages in order to maintain consistency across content.
References according to http://hypertextbook.com/facts/2004/OliviaTai.shtml: As quoted at http://www.webelements.com/ from these sources: As quoted from various sources in an online version of: As quoted from an online version of: The following molar volumes and densities for the majority of the gaseous elements were calculated from the van der Waals equation of state, using the quoted values of the van der Waals constants.
The source for the van der Waals constants and for the literature densities was: R. C. Weast (Ed.
), Handbook of Chemistry and Physics (53rd Edn.
), Cleveland:Chemical Rubber Co., 1972.