law of partial pressures


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Noun1.law of partial pressures - (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
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"
References in periodicals archive ?
These PO2 changes constitute a manifestation of Dalton's Law of Partial Pressures.
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.