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What does the formula for a chemical compound represent?

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The formula NaCl, therefore, cannot be taken as showing the composition of some particular unit, such as a molecule. Rather, it shows the proportion of the atoms of each element making up the compound?in this case, one atom of sodium to every atom of chlorine; such a formula is called an empirical formula.

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Similar questions: Does the chemical formula show the composition of a molecule? What type of formula shows the proportion of atoms of each element in a compound? [ Hide these questions ]

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