from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The number of atoms present in 0.012 kilograms of isotopically pure Carbon-12, being 6.0221415 x 1023. By definition, the number of elementary entities (atoms or molecules) comprising one mole of a given substance.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. the number of molecules in a mole of a substance (approximately 602,250,000,000,000,000,000,000)
Named after Amadeo Avogadro (1776 - 1856) (Wiktionary)
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