Dalton's law

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Related to Dalton's law: Henry's law, Graham's law, Dalton's atomic theory, Raoult's law

Dalton's law

(Chemistry) the principle that the pressure exerted by a mixture of gases in a fixed volume is equal to the sum of the pressures that each gas would exert if it occupied the whole volume. Also called: Dalton's law of partial pressures

[C19: named after John Dalton]

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Noun	1.	Dalton's law - (chemistry) law stating that when two elements can combine to form more than one compound the amounts of one of them that combines with a fixed amount of the other will exhibit a simple multiple relation law of multiple proportions law of nature, law - a generalization that describes recurring facts or events in nature; "the laws of thermodynamics" chemical science, chemistry - the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions
	2.	Dalton's law - (chemistry and physics) law stating that the pressure exerted by a mixture of gases equals the sum of the partial pressures of the gases in the mixture; the pressure of a gas in a mixture equals the pressure it would exert if it occupied the same volume alone at the same temperature Dalton's law of partial pressures, law of partial pressures law of nature, law - a generalization that describes recurring facts or events in nature; "the laws of thermodynamics" chemical science, chemistry - the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions natural philosophy, physics - the science of matter and energy and their interactions; "his favorite subject was physics"

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His father owned a brewery and Joule was raised and educated to take over the business, being tutored by John Dalton who is famous for creating Dalton's law of partial pressures (also widely used by refrigeration technicians, whether they realize it or not).

English, Irish and Scots

These PO2 changes constitute a manifestation of Dalton's Law of Partial Pressures.

The physiology of oxygen transport

"If population movements corresponded to the equivalent of Dalton's law of partial pressures, there would be a tendency for population density to equilibrate over different geographical areas," which is just what I was about to say.