|Within Vocab||Climate and Forecast Standard Names|
|Definition||Mass fraction is used in the construction mass_fraction_of_X_in_Y, where X is a material constituent of Y. It means the ratio of the mass of X to the mass of Y (including X). A chemical species denoted by X may be described by a single term such as 'nitrogen' or a phrase such as 'nox_expressed_as_nitrogen'. The chemical formula for aceto-nitrile is CH3CN. The IUPAC name for aceto-nitrile is ethanenitrile.|
standard_name: Mass fraction of aceto nitrile in air
Concentration of nitrogen species in the atmosphere
|Authored On||2009-07-06 15:41:29|
|Is Version Of||http://vocab.nerc.ac.uk/collection/P07/current/CF12N327/|
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