What is the molecular formula of the hydrocarbon

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The analysis of a hydrocarbon revealed that it was 85.6281% C and 14.3719% H by mass. When 2.55 g of the gas was stored in a 2.5 L flask at 127.276C, it exerted a pressure of 454 Torr. What is the molecular formula of the hydrocarbon?

Reference no: EM13113779

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