For a compound NaAc, the percent composition is that: 29.28% C, 3.68% H, 39.01% O, and 28.03% Na. What is the empirical formula of this compound?
Convert the percentages to grams. If there were 100 g, each 1 % would equal 1 g.
Then convert the grams to moles
Convert these numbers of moles to mole ratios by dividing all of them by the smallest mole number.
So, the molar ratio is
and the empirical formula is