law partial pressures

law of partial pressures

noun Physics, Chemistry.
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Dalton's law

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.
Also called Dalton's law of partial pressures, law of partial pressures.


Origin:
named after J. Dalton

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World English Dictionary
Dalton's law (ˈdɔːltənz)
 
n
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]

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Medical Dictionary

Dalton's law Dal·ton's law (dôl'tənz)
n.
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.

law of partial pressures n.
See Dalton's law.

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