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vapour density

noun

  1. the ratio of the density of a gas or vapour to that of hydrogen at the same temperature and pressure See also relative density
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012


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Example Sentences

What is the vapour density of C�sium?

This fact, coupled with the determination of the vapour density of the gas, establishes the molecular formula CO.

It melts at below red heat to a brown mass, and its vapour density at both red and white heat corresponds to the formula Cu2Cl2.

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