Dalton's law

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.

Dalton's law

/ 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

Word History and Origins

Origin of Dalton's law¹

Named after J. Dalton

Word History and Origins

Origin of Dalton's law¹

C19: named after John _Dalton

Example Sentences

Among much else, and without telling anyone, Cavendish discovered or anticipated the law of the conservation of energy, Ohm’s law, Dalton’s Law of Partial Pressures, Richter’s Law of Reciprocal Proportions, Charles’s Law of Gases, and the principles of electrical conductivity.

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An example is Dalton’s law of the independent distributions of the gases in the atmosphere, if it were in a state of rest.

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

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Dalton's law of multiple proportion states these facts as follows: When any two elements, A and B, combine to form more than one compound, the amounts of B which unite with any fixed amount of A bear the ratio of small whole numbers to each other.

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Experiment has proved that in animals exposed to compressed air nitrogen is dissolved in the fluids in accordance with Dalton's law, to the extent of roughly 1% for each atmosphere of pressure, and also that when the pressure is suddenly relieved the gas is liberated in bubbles within the body.

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