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gram-molecular weight Syllabification: gram-mo·lec·u·lar weight

Entry from US English dictionary

(abbreviation: GMW)

Definition of gram-molecular weight in English:


The quantity of a chemical compound equal to its molecular weight in grams; now usually replaced by the mole. Also called gram molecule. See mole4.
Example sentences
  • Analogous terms, such as gram-molecular weight for the molecular weight of a compound expressed in grams, were similarly used.
  • Thus, the gram-equivalent weight of calcium is 40.08/2 = 20.04, half the gram-molecular weight.
  • For species that undergo changes in oxidation state in chemical reactions, the extent of change in the oxidation state determines the relationship between the number of gram-equivalents and the number of moles (gram-molecular weights).
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