APFIVE Combustion Stoichiometry of a Mixture
A 5.80 g mixture of CH₄ and C₂H₆ is completely combusted in excess oxygen, producing 17.4 g of CO₂. What was the mass of CH₄ in the original mixture?
A
-2.11 g
B
1.85 g
C
4.25 g
D
3.40 g
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