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单词 gram atom
释义

gram atom


gram atom

or

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
Noun1.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


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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更新时间:2024/11/12 10:11:33