Determining an empirical formula from percent composition data. We want to find the number of moles of each element in order to determine the ratios of the elements and the formula. Steps to determine empirical formula.
The result should be a whole number or very close to a whole number.
See full answer below. The result should be a whole number or very close to a whole number. C40 H667 O533 of the compound. Now lets practice determining the empirical formula of a compound.