noun
The number of items in a mole, approximately 6.0221 × 1023. Also called Avogadro constant .
Origin of Avogadro's number
AfterAmedeo AvogadroAvogadro's number
Avogadro's numberTHE AMERICAN HERITAGE® DICTIONARY OF THE ENGLISH LANGUAGE, FIFTH EDITION by the Editors of the American Heritage Dictionaries. Copyright © 2016, 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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"Avogadro\'s number." YourDictionary, n.d. Web. 14 January 2019. <https://www.yourdictionary.com/avogadro-s-number>.
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Avogadro\'s number. (n.d.). Retrieved January 14th, 2019, from https://www.yourdictionary.com/avogadro-s-number
The number of atoms or molecules in a mole of a substance, approximately 6.0225 × 1023. It is based on the number of carbon atoms in 12 grams of carbon 12.
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"Avogadro\'s number." YourDictionary, n.d. Web. 14 January 2019. <https://www.yourdictionary.com/avogadro-s-number>.
APA Style
Avogadro\'s number. (n.d.). Retrieved January 14th, 2019, from https://www.yourdictionary.com/avogadro-s-number
Noun
(uncountable)
- (chemistry, physics) The number of atoms present in 12 grams 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.
Origin
Named after Amadeo Avogadro (1776 - 1856)
English Wiktionary. Available under CC-BY-SA license.
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Cite this page
MLA Style
"Avogadro\'s number." YourDictionary, n.d. Web. 14 January 2019. <https://www.yourdictionary.com/avogadro-s-number>.
APA Style
Avogadro\'s number. (n.d.). Retrieved January 14th, 2019, from https://www.yourdictionary.com/avogadro-s-number
