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Loschmidt's number

[ loh-shmits ]

noun

, Chemistry.
  1. the number of molecules in one cubic centimeter of an ideal gas at standard temperature and pressure, equal to 2.687 × 10 19.


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Word History and Origins

Origin of Loschmidt's number1

After Joseph Loschmidt (1821–95), Austrian chemist, who calculated it

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