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  1. molecular weight

    • IPA[məˌlekyələr ˈwāt]
    • n.
      the ratio of the average mass of one molecule of an element or compound to one twelfth of the mass of an atom of carbon-12.
    • noun: molecular weight, plural noun: molecular weights

    • 相關詞
    • n.
      the quantity of a chemical compound equal to its molecular weight in grams; now usually ...

    Oxford American Dictionary

    • 更多解釋
    • n.
      another term for relative molecular mass

    Oxford Dictionary