ChemistryOrganic compoundsJAMB
A hydrocarbon contains 85.7% carbon and 14.3% hydrogen by mass. Find its empirical formula. (C = 12, H = 1)
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Answer: C. CH₂
C: 85.7/12 = 7.14; H: 14.3/1 = 14.3; the ratio 7.14 : 14.3 = 1 : 2.
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