C3H8O + O2 -> CO2 + H2O is an unbalanced reaction for the combustion of Isopropyl Alcohol.
The below table shows the measured beginning and ending mass of most of the reactants and products from combusting 1 mole of isopropyl Alcohol. Find the mass of the oxygen gas used in this reaction. Hint conservation of mass.

A 144.0002g
B 264.1906g
C 216.06132g
D 132.15632g
E None of the above are correct