How Many Grams of Oxygen Gas Are Required to Completely $\rightarrow$

question 16

Multiple Choice

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) $\rightarrow$ 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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