Avogadro's number


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Related to Avogadro's number: Avogadro's constant

Avogadro's number

n.
The number of items in a mole, approximately 6.0221 × 1023. Also called Avogadro constant.

[After Amedeo Avogadro.]

A′voga′dro's num′ber


n.
the constant, 6.02 x 1023, representing the number of atoms in a gram atom or the number of molecules in a gram molecule. Symbol: N Also called A′voga′dro con`stant.
[1925–30; after A. Avogadro]

Avogadro's number

The number of atoms or molecules in a mole of a substance, approximately 6.0225 × 1023. See more at mole3.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.Avogadro's number - the number of molecules in a mole of a substance (approximately 602,250,000,000,000,000,000,000)
constant - a number representing a quantity assumed to have a fixed value in a specified mathematical context; "the velocity of light is a constant"
References in periodicals archive ?
And, of course, homeopathy's modus of action based on a highly diluted substance exceeding Avogadro's number was lambasted as absolute pseudoscience; one physicist was quoted as saying that a remedy of 30C potency would require an inconceivable volume to contain a single molecule of the original substance:
where M is the molar mass of the ferrite, a is the lattice parameter, and NA is Avogadro's number.
On the East Coast, students at Charlottetown's University of Prince Edward Island celebrated Mole Day--the unofficial holiday commemorating Avogadro's number (6.
Maksimov became interested in the studies of memory effects in aqueous solutions diluted past Avogadro's number of molecules—homeopathic remedies—and by the Complementary and Alternative Medicine field.
Here 'M' is the molecular weight of the material, 'NA' is the Avogadro's number and 'V' is the volume of the unit cell.