Question: A mixture weighing 7.290 mg contained only cyclohexane, C6H12(FM 84.159), and oxirane, C2H4O (FM 44.053). When the mixture was analyzed by combustion analysis, 21.999 mg

A mixture weighing 7.290 mg contained only cyclohexane, C6H12(FM 84.159), and oxirane, C2H4O (FM 44.053). When the mixture was analyzed by combustion analysis, 21.999 mg of CO2 (FM 44.010) were produced. Find the weight percent of oxirane in the mixture.

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