Question

Combustion of an unknown hydrocarbon produces 0.954 mole CO2 and 1.27 mole H2O. what is the emperical formula of the unknown?

Answer 1

Using the above given statements we can conclude

0.954mol C.3
=2.862
 = 3

2.54mol H.3
=7.987
 = 8

Hence, we get C3H8 the formula for the unknown.