How many grams of oxygen gas are required to completely react with 77.28 g of ethane (C2H6) in the balanced redox reaction: 2 C2H6(g) + 7 O2(g) 4 CO2(g) + 6 H2O(g) ?
A) 77.28 g of O2(g)
B) 23.50 g of O2(g)
C) 143.9 g of O2(g)
D) 8.995 g of O2(g)
E) 287.8 g of O2(g)
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