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Avogadro’s number

the constant, 6.022 × 10 23 , representing the number of atoms, molecules, or ions in one mole of a substance. Symbol: N.
Compare gram-atom, gram molecule.

Avogadro’s number n.
The number of molecules in a mole of a substance, approximately 6.0225 × 1023. Also called Avogadro’s constant.
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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    the principle that equal volumes of all gases at the same temperature and pressure contain the same number of molecules. Thus, the molar volume of all ideal gases at 0° C and a pressure of 1 atm. is 22.4 liters. noun the principle that equal volumes of all gases contain the same number of molecules […]

  • Avidly

    showing great enthusiasm for or interest in: an avid moviegoer. Synonyms: enthusiastic, ardent, keen; devoted, dedicated; zealous, fanatic. Antonyms: indifferent, apathetic; reluctant. extremely desirous (often followed by for or sometimes of): avid for pleasure; avid of power. Synonyms: eager; hungry, greedy, insatiable; covetous. Antonyms: disdainful, loath. Contemporary Examples However, this must be the first time […]

  • Avoid like the plague

    Evade or elude at any cost, shun. For example, Since Bob was taken into police custody, his friends have been avoiding him and his family like the plague. This seemingly modern expression dates from the Latin of the early Middle Ages, when Saint Jerome (a.d. 345–420) wrote, “Avoid, as you would the plague, a clergyman […]

  • Avoid

    to keep away from; keep clear of; shun: to avoid a person; to avoid taxes; to avoid danger. to prevent from happening: to avoid falling. Law. to make void or of no effect; invalidate. Obsolete. to empty; eject or expel. Contemporary Examples They do not include so-called “Variable Interest Entities,” the subsidiaries banks use to […]

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