Answer to Question #192143 in General Chemistry for Marie A.

Question

1. In the course of combustion analysis of an unknown compound, 13.454 g of carbon dioxide, 5.504 g of water and 7.134 g of nitrogen were measured. The complete combustion of the compound needed 6.523 g of oxygen gas. What is the empirical formula of the unknown compound?

1a. Balance the combustion reaction

Answer 1

Emperical Formula =C2H2O2