Question

The complete combustion of pentane yields carbon dioxide and water. When the equation
__ C5H12(l) + __ O2(g) → __ CO2(g) + __ H2O(l)
is balanced, the ratio of the coefficient of CO2to the coefficient of O2is
A) 8:5.
B) 8:6.
C) 6:5.
D) 5:6.
E) 5:8.

Answer

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