A compound (80 g) on analysis gave C = 24 g, H = 4 g, O = 32 g. Its empirical formula is

C = 24 g, H = 4 g, O = 32 gNumber of atoms = Wt.Aomic Wt.number of atoms of ,  C =2412=2 ,  H =41= 4 , O = 3216=2So, Molecular formula = C2H4O2So, Empirical formula = CH2O(Simplest formula).