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What is the mass percent of carbon in a hydrocarbon with the formula C7H3O4
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What is the mass percent of carbon in a hydrocarbon with the formula C7H3O4

User Jcw
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mass of carbon in ethene = 2 x 12 = 24. total mass of molecule = 24 + 4 = 28. mass % of carbon = 24/28 x 100 = 85.7%
User Sjaak Rusma
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