GUYS I NEED HELP ASAP PLEASE!!

identify each of the following as empirical or molecular. Reduce all molecular formulas to their empirical formula
1. C3H5O2
2. C6H12O6
3. S2C12
4. C4H10
5. C5H12O
6. C6H18O3
7. C10H22
8. N2O4
9. H2O
10. P4O10