Question

The balanced equation for the combustion of ethanol is
2C2H5OH(g)+7O2(g)→4CO2(g)+6H2O(g)
How many grams of dioxygen are required to burn 5.9g of C2H5OH?
A) 14 g
B) 21 g
C) 4.1 g
D) 38 g
E) 55 g

Answer

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