LACTUER 3 THE MOLECULAR FORMULA / ANALYTICAL CHEMISTERY

Formula & molecular weight . 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 C 9 H 8 O 4. Molecular Formula. The molecular formula. is an expression of the number and type of atoms. that are present in a single molecule of a substance. ................
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