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Definition of Chemical Formula

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The chemical formula for salt or sodium chloride is NaCl.

The chemical formula for salt or sodium chloride is NaCl.

USGS

Chemical Formula Definition: An expression which states the number and type of atoms present in a molecule of a substance.

Chemical Formula Examples: There are 6 C atoms and 14 H atoms in a hexane molecule, which has a molecular formula of C6H14.

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