ChemistryChemical combinationWAEC
A hydrocarbon contains 85.7% carbon by mass (C = 12, H = 1). Its empirical formula is
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Answer: C. CH₂
C : H = 7.14 : 14.3 = 1 : 2.
An AdmitMe practice question, written for the WAEC syllabus. Not an official past question.