|Dalton's law (ˈdɔːltənz)|
|Also called: Dalton's law of partial pressures 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|
|[C19: named after John |
Dalton's law Dal·ton's law (dôl'tənz)
A principle that each gas in a mixture of gases exerts a pressure proportionately to the percentage of the gas and independently of the presence of the other gases present. Also called law of partial pressures.