law of partial pressures

Noun

1.

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 Synonyms: Dalton's law of partial pressures, Dalton's law

chemical science, chemistry, Dalton's law, Dalton's law of partial pressures, law, law of nature, natural philosophy, physical science, physics