Chemistry, 23.09.2021 01:30 jocelynm0611
A sample of a mixture containing an unknown hydrocarbon and some nitrogen dioxide, NOx, had a total mass of 31.25 grams. The mixture was analyzed using combustion analysis, producing 78.44 g of carbon dioxide, CO2, and 32.12 g of water, H20.
a) Calculate the empirical formula of the hydrocarbon.
b) The molar mass of the compound was found to be 252.48 g/mol. What is the molecular formula of the hydrocarbon?
c) What percentage (by mass) of the original sample was the hydrocarbon?
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