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ideal gas

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Definition of ideal gas in English:

noun

Chemistry
A hypothetical gas whose molecules occupy negligible space and have no interactions, and which consequently obeys the gas laws exactly.
Example sentences
  • An underlying premise is that an ideal gas obeys the gas laws perfectly, and its behavior may be adequately described by kinetic theory.
  • In the case of an ideal gas (whose molecules do not interact) there will be no change in internal energy either so.
  • Even though no ideal gases exist, real gases, for the most part, adhere to the principles outlined above.

Definition of ideal gas in:

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