law_of_partial_pressures
1. [ noun ] (chemistry and physics) law stating that the pressure exerted by a mixture of gases is the sum of the partial pressures of the gases in the mixture; the pressure of a gas in a mixture is the pressure it would exert if it occupied the same volume alone
Synonyms: Dalton's_law_of_partial_pressures Dalton's_law
Related terms: law physics chemistry