The chemical equation below shows the complete combustion of propane , C3H8.
C3H8 (g) + 5O2 (g) --> 4H2O(g) + 3CO2 (g)
What is the mass of oxygen required or the complete combustion of 200cm3 of propane measured at r.t.p.?
A. 0.650 g
B. 0.923 g
C. 1.14 g
D. 1.33 g