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molecular formula

   Also found in: Medical, Encyclopedia, Wikipedia, Hutchinson 0.02 sec.
molecular formula
n.
A chemical formula that shows the number and kinds of atoms in a molecule.
molecular formula
Noun
Chem a chemical formula indicating the number and type of atoms in a molecule, but not its structure: NH3 is the molecular formula of ammonia
molecular formula
A chemical formula that shows the total number and kinds of atoms in a molecule, but not their structural arrangement. For example, the molecular formula of aspirin is C9H8O4. Compare empirical formulastructural formula
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.molecular formula - a chemical formula based on analysis and molecular weight
chemical formula, formula - a representation of a substance using symbols for its constituent elements
structural formula - an expanded molecular formula showing the arrangement of atoms within the molecule
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