# Math Help - Empirical formula stuff EASY!!!!

1. ## Empirical formula stuff EASY!!!!

33.6g of Iron reacts with 14•4g of Oxygen. What is the formula of Iron Oxide?

also tell me exactly what the empirical formula.
Thanks everybody.

2. Originally Posted by Awsom Guy
33.6g of Iron reacts with 14•4g of Oxygen. What is the formula of Iron Oxide?

also tell me exactly what the empirical formula.
Thanks everybody.
there is a chemistry forum post your questions their here maybe you will not get the answer

http://www.chemistryhelpforum.com/chemistry-help/

3. Hello

The formula for Iron Oxide is Fe2O3
because the valencey for Fe is +3 and the valency for Oxygen is -2 .

The empirical formula means the simplest ratio of atoms present in a molecule.