Concept
Mass fraction of ammonia in air
| URI | http://vocab.nerc.ac.uk/standard_name/mass_fraction_of_ammonia_in_air/ | ||
|---|---|---|---|
| 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 ammonia is NH3. | ||
| Date | None | ||
| Note | accepted | ||
| modified | 2009-07-06 15:41:29.0 | ||
| Broad Match | http://rdfdata.eionet.europa.eu/airquality/components/35 | ||
P02:AAMN |
Concentration of nitrogen species in the atmosphere | ||
P04:G155 |
EARTH SCIENCE > Atmosphere > Atmospheric Chemistry/Nitrogen Compounds > Ammonia | ||
| Exact Match | http://mmisw.org/ont/cf/parameter/mass_fraction_of_ammonia_in_air | ||
| http://vocab.nerc.ac.uk/standard_name/mass_fraction_of_ammonia_in_air/ | |||
P07:CF12N332 |
mass_fraction_of_ammonia_in_air | ||
| Related | P06:UUUU |
Dimensionless | |
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