A 11.0g sample of a compound containing only oxygen and carbon produce 3.0g carbon and 8.0g oxygen. Determine the empirical formula of the compound.

4 answers

mols C = 3.0/12 = ?
mols O = 8.0/16 = ?
Find the ratio of the two to each other with the smallest number being 1.00. The easy way to do that is to divide both numbers by the smaller of the two. That will give you whole numbers with the smallest being 1.0
the empirical fomula of carbon and oxygen.
1 : 2
there are one carbon and two oxygen
A 11.0 g sample of a compound containing only oxygen and carbon produce 3.0 g carbon and 8.0 g oxygen. Determine the empirical formula for the compound.
Simple and easy