flow rate

of a quantity
https://doi.org/10.1351/goldbook.F02441
Quantity \(X\) (e.g. heat, amount, mass, volume, ...) transferred in a time interval divided by that time interval. General symbols: \(q_{X}\), \(\overset{.}{X}\).
Source:
Green Book, 2nd ed., p. 65 [Terms] [Book]
Cite as: IUPAC. Compendium of Chemical Terminology, 2nd ed. (the "Gold Book"). Compiled by A. D. McNaught and A. Wilkinson. Blackwell Scientific Publications, Oxford (1997). Online version (2019-) created by S. J. Chalk. ISBN 0-9678550-9-8. https://doi.org/10.1351/goldbook.
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Last revised: October 7, 2008