A 0.772g sample of an unknown compound, composed only of carbon and hydrogen, produced 2.31g of CO2 and 1.26g of H2O in a combustion analysis. What is the mass percent composition of carbon of the unknown compound?
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Ответ:
1. HYDROCARBONS? 2. ALKANES?
i'm not exactly AMAZING at this but i did some research and this is what i think it is i'm also not in this grade but i tried.
Ответ: