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Consider the Combustion Reaction of Propane: C3H8(g)+ 5 O2(g) →\rightarrow 3 CO2(g)+ 4 H2O(g), Where

Question 7

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Consider the combustion reaction of propane: C3H8(g) + 5 O2(g) →\rightarrow 3 CO2(g) + 4 H2O(g) , where Δ\Delta H = -531 kcal. If 6.70 × 104 kcal of energy is released in the reaction, how many grams of oxygen were consumed?


A) 63.1 g of O2
B) 2.02 × 104 g of O2
C) 12.6 g of O2
D) 404 g of O2

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