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'''Empirical Formula'''<br> <br> ''The empirical formula of a substance represents the smallest whole number ratio of the elements in that substance''<br> *''ionic compounds''-only have an empirical formula<br> *''molecular compounds''-have both an empirical and a molecular formula<br> '''Steps to finding the empirical formula of a substance:'''<br> #Find the mass percent of a certain element in the original compound.<br> #Assume 100g of the compound and find the number of moles present of each element using their atomic masses.<br>
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