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Methane and oxygen react to form carbon dioxide and water. What mass of water is formed if 3.2 g of methane react with 12.8 g of oxygen to produce 8.8 g of carbon dioxide?
a. 7.2 g

b. 8.8 g

c. 9.6 g

d. 14.8 g

e. 16.0 g

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