Problem: A 5.00 g sample of a gas mixture, consisting of methane, CH4, and ethylene, C2H4, was burned in excess oxygen, yielding 14.5 g of CO2 and some amount of water as products. What mass percent of the sample was ethylene? HINT: Write and balance the chemical equation for each reaction taking place before you start working on the problem.

🤓 Based on our data, we think this question is relevant for Professor Davis' class at UCF.

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A 5.00 g sample of a gas mixture, consisting of methane, CH4, and ethylene, C2H4, was burned in excess oxygen, yielding 14.5 g of CO2 and some amount of water as products. What mass percent of the sample was ethylene? 

HINT: Write and balance the chemical equation for each reaction taking place before you start working on the problem.

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Based on our data, we think this problem is relevant for Professor Davis' class at UCF.