partial pressure








noun Physics, Chemistry.

  1. the pressure that a gas in a mixture of gases would exert if it occupied the same volume as the mixture at the same temperature.

noun

  1. the pressure that a gas, in a mixture of gases, would exert if it alone occupied the whole volume occupied by the mixture

n.

  1. The pressure that one component of a mixture of gases would exert if it were alone in a container.
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