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Answer to Question #55866 in Inorganic Chemistry for Jay

Question #55866
A compound found in crude oil consists of 93.71% C and 6.29% H by mass. The molar mass of the compound is 128 g/mol. What is its molecular formula?
Expert's answer
M (C) = 12 g/mol
M (H) = 1 g/mol
С: 93,71/ 100% * 128 / 12 = 10
H: 6,29/ 100% * 128 / 1 = 8

Answer:
Мolecular formula of compound – C10H8

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