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Meaning of Dalton's law

Dal'ton's law'

Pronunciation: [key]
— Physics, Chem. Physics,Chem.
  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. Also called
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.