7.5.1: Empirical Formulas - Chemistry LibreTexts
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WebDec 10, 2023 · As the name suggests, an empirical formula mass is the sum of the average atomic masses of all the atoms represented in an empirical formula. If we know the molecular (or molar) mass of the substance, we can divide this by the empirical formula mass in order to identify the number of empirical formula units per molecule, which we designate …
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