Question

A 4.08 g sample of a compound of nitrogen and oxygen contains 3.02 g of oxygen. What is the empirical formula?

Answer 1

Answer:N3O2

Explanation:

4.08/14 =0.29 =0.29/1.88=1.5

3.02/16=0.188=0.188/0.188=1

N : O

(1.5:1)2=3:2

N3O2