Gibbs-Helmholtz equation
noun
Gibbs-Helm·holtz equation
ˈgibzˈhel|mˌhōlts-,
-ˈheu̇|
: an equation in thermodynamics that is applicable to reversible isobaric chemical processes: the difference between the change in free energy and the heat of reaction equals the product of the absolute temperature and the rate of change of free energy with temperature
Word History
Etymology
after Josiah Willard Gibbs †1903 American mathematician and physicist and Hermann L. F. von Helmholtz †1894 German scientist