Gaseous methane (CH) will react with gaseous oxygen (O) to produce gaseous carbon dioxide (CO) and...

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Answer 1

Answer #1

CH4 + 2O2 -------------> CO2 + 2H2O

according to balanced reaction

2 x 32 g O2 reacts with 16 g CH4

13.0 g O2 reacts with 13.0 x 16 / 2 x 32 = 3.25 g CH4

excess CH4 left = 8.02 - 3.25 = 4.77 g

answer = 4.8 g

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Answer 2

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