- Hoff's law
- van't Hoff's l.
Medical dictionary. 2011.
Hoff's law
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van't Hoff's law — vant hȯfs n a statement in physical chemistry: the effect of a change in temperature on a system in equilibrium is to shift the equilibrium in the direction that acts to nullify the temperature change <according to van t Hoff s law, an… … Medical dictionary
Van't Hoff's law — [After J. H. van t Hoff, Dutch physical chemist.] (Phys. Chem.) The generalization that: when a system is in equilibrium, of the two opposed interactions the endothermic is promoted by raising the temperature, the exothermic by lowering it.… … The Collaborative International Dictionary of English
Van't Hoff's law — /vant ˈhɔfs lɔ/ (say vahnt hawfs law) noun the law which states that the osmotic pressure of a dilute solution is equal to the pressure which the solute would exert in the gaseous state, if it occupied a volume equal to the volume of the solution …
van't Hoff's law rule — (vahnt hofsґ) [Jacobus Hendricus van t Hoff, Dutch chemist, 1852–1911; winner of the Nobel prize for chemistry in 1901] see under law and rule … Medical dictionary
van't hoff's law — ȯfs . äfs noun Usage: usually capitalized H Etymology: after Jacobus H. van t Hoff died 1911 Du. physical chemist : a statement in physical chemistry: for a system in equilibrium an increase in temperature increases the rate of the reaction… … Useful english dictionary
Hoff, Jacobus Henricus van 't — ▪ Dutch chemist Introduction born Aug. 30, 1852, Rotterdam, Neth. died March 1, 1911, Berlin, Ger. Dutch physical chemist and first winner of the Nobel Prize for Chemistry (1901), for work on rates of chemical reaction, chemical equilibrium, and … Universalium
Law of mass action — For other uses, see Mass action (disambiguation). In Chemistry, the law of mass action is a mathematical model that explains and predicts behaviors of solutions in dynamic equilibrium. It can be described with two aspects: 1) the equilibrium… … Wikipedia
law — 1. A principle or rule. 2. A statement of fact detailing a sequence or relation of phenomena that is invariable under given conditions. SEE ALSO: principle, rule, theorem. [A.S. lagu] Alexander l. states that a jerky nystagmus becomes worse when… … Medical dictionary
van't Hoff rule — the velocity of chemical reactions is increased twofold or more for each rise of 10°C in temperature; it is generally true when temperatures approximate those under which the reaction normally occurs. Called also van t Hoff s law. See also… … Medical dictionary
Christina Hoff Sommers — Courtesy of the American Enterprise Institute Born 1950 Petaluma, California, USA … Wikipedia
