A 27.129 mg sample of a chemical known to contain only carbon, hydrogen, sulfur, and oxygen is put into a combustion analysis apparatus, yielding 48.328 mg of carbon dioxide and 19.783 mg of water. In another experiment, 20.101 mg of the compound is reacted with excess oxygen to produce 8.686 mg of sulfur dioxide. Add subscripts to the formula provided to correctly identify the empirical formula of this compound. Do not change the order of the elements.

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A:

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A:

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A:

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Q: H3C H3C с- H₂C -с-СН2 Н

A: name of the given structure

Stoichiometry

Stoichiometry is a chemical division that evaluates the quantitative content of the chemical process with the help of the reacting molecules or products taking part in the reaction. The term “stoicheion” in “Stoichiometry”, is an old Greek term for "element" whereas “metron” means "measure".