gram atom
gram atom
orgram-atomic weight
gram′ at`om
n.
Noun | 1. | gram atom - the quantity of an element whose weight in grams is numerically equal to the atomic weight of the element |
单词 | gram atom | |||
释义 | gram atomgram atomorgram-atomic weightgram′ at`omn.
Gram AtomGram Atomthe 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). gram atom
Synonyms for gram atom
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