empirical formula

Chemistry Level pending

X is a material which is composed of carbon and hydrogen. It was confirmed by an elementary analysis that 56 56 g of X contains 48 48 g of carbon and 8 8 g of hydrogen. What is the empirical formula for X? (The atomic weights of hydrogen and carbon are 1 1 and 12 , 12, respectively.)

C H X 2 \ce{CH2} C X 2 H X 4 \ce{C2H4} C X 2 H X 3 \ce{C2H3} C X 8 H \ce{C8H}

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