Acetylene gas, C2H2, burns in the presence of oxygen by the following reaction:
2 C2H2(g) + 5 O2(g) 2 H2O(l) + 4 CO2(g)
If 4.5 moles of acetylene gas are to be burned, how many moles of oxygen will be required for the complete reaction of the acetylene?
A) 4.5 moles
B) 23 moles
C) 8.1 moles
D) 5.0 moles
E) none of these
Correct Answer:
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