Question

For the reaction: C4H10 + O2 ¨ CO2 + H2O ( is this balanced?) , how many moles of CO2 is formed when 5.00 moles C4H10 reacts with O2?

A. 5.00
B. 1.25
C. 20.0

Answer 1

It is not balanced. Here is an example. Just follow the steps.
http://www.jiskha.com/science/chemistry/stoichiometry.html