How do you get from emperical formula to molecular formula?

Answer:
By determining the molecular mass, then dividing the molecular mass by the formula mass of the empirical formula to determine by what integer the subscripts in the empirical formula must be multiplied to produce the molecular formula with the experimentally determined molecular mass.
First answer by Norvellwisdom. Last edit by Norvellwisdom. Contributor trust: 118 [recommend contributor recommended]. Question popularity: 1 [recommend question].