Dalton's law

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noun Physics, Chemistry.
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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Also called Dalton's law of partial pressures, law of partial pressures.

Origin of Dalton's law

Named after J. Dalton
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

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British Dictionary definitions for Dalton's law

Dalton's law
/ (ˈdɔːltənz) /

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 volumeAlso called: Dalton's law of partial pressures

Word Origin for Dalton's law

C19: named after John Dalton
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for Dalton's law

Dalton's law
[ dôltənz ]

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.law of partial pressures
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.