gram atom

gram-atomic weight

n (Units) an amount of an element equal to its atomic weight expressed in grams: now replaced by the mole. See mole⁴

gram′ at`om

n. the quantity of an element whose weight in grams is numerically equal to the atomic weight of the element. Also called gram′-atom′ic weight′.

Thesaurus

Noun

gram atom - the quantity of an element whose weight in grams is numerically equal to the atomic weight of the elementgram-atomic weightmetric weight unit, weight unit - a decimal unit of weight based on the gram

Gram Atom

the number of grams of a chemical element equal to its atomic weight. Thus, for example, for hydrogen (atomic weight 1.00797) the gram atom is 1.00797 g and for uranium (atomic weight 238.03), 238.03 g. The number of atoms in one gram atom of any element is equal to Avoga-dro’s number, that is, 6.02252 x 10²³. The gram atom quantity enters into the most diverse calculations in physics and chemistry. In technical computations the kilogram atom and ton atom are often used (I kilogram-atom of hydrogen equals 1.00797 kg).

MedicalSeegram-atomic weight

gram atom

Related to gram atom: Gram atomic mass, gram atomic weight

noun

Synonyms for gram atom

noun the quantity of an element whose weight in grams is numerically equal to the atomic weight of the element

Synonyms

gram-atomic weight

Related Words

metric weight unit
weight unit

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