Avogadro constant

name

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Definitions

Proper Noun
  1. 1
    The number of atoms present in 12 grams of isotopically pure carbon-12, being 6.02214076 × 10²³. By definition, the number of elementary entities (atoms or molecules) comprising one mole of a given substance. physical

Etymology

Named after Italian physicist Amedeo Avogadro (1776–1856).