The entropy unit is a non-S.I. unit of thermodynamic entropy, usually denoted by "e.u." or "eU" and equal to one calorie per kelvin per mole, or 4.184 joules per kelvin per mole.[1] Entropy units are primarily used in chemistry to describe enthalpy changes.

Sources

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  1. ^ IUPAC, Compendium of Chemical Terminology, 2nd ed. (the "Gold Book") (1997). Online corrected version: (2006–) "Entropy unit". doi:10.1351/goldbook.E02151