What is the empirical formula of a hydrocarbon if complete combustion or 3.700 mg of the hydrocarbon produced?

Question

What is the empirical formula of a hydrocarbon if complete combustion or 3.700 mg of the hydrocarbon produced 12.507 mg of CO2 and 2.560 mg of H2O? Be sure to write C first in the formula.

empirical formula = ?

What is the molecular formula if the molar mass of the hydrocarbon is found to be about 40

molecular formula = ?

Answer 1

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