Dalton's law

American  

noun

Physics, Chemistry.

1. the law that the total pressure exerted by a mixture of gases is equal to the sum of the partial pressures of the gases of the mixture.

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Dalton's law British  

/ ˈdɔːltənz /

noun

1. 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

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Etymology

Origin of Dalton's law

Named after J. Dalton

Example Sentences

Dalton’s law of partial pressures may be used to relate measured gas pressures for gaseous mixtures to their compositions.

From Textbooks • Feb. 14, 2019

Dalton’s law is based on kinetic theory, where each gas creates its pressure by molecular collisions, independent of other gases present.

From Textbooks • Aug. 12, 2015

The behavior of gases can be explained by the principles of Dalton’s law and Henry’s law, both of which describe aspects of gas exchange.

From Textbooks • Jun. 19, 2013

Dalton’s law states that any gas in a mixture of gases exerts force as if it were not in a mixture.

From Textbooks • Jun. 19, 2013

This is a better and a shorter way of expressing both Boyle's law and Dalton's law.

From The Mechanism of Life by Leduc, Stéphane