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A 2.00 g sample of unknown hydrocarbon is found to contain 1.50 g carbon and 0.50 g hydrogen. What is the compound's percent composition by mass? Select the correct answer below: 75% carbon, 25% hydrogen 25% carbon, 75% hydrogen 50% carbon, 50% hydrogen 67% carbon, 33% hydrogen

A 2.00 g sample of unknown hydrocarbon is found to contain 1.50 g carbon and 0.50 g hydrogen. What is the compound's percent composition by mass? Select the correct answer below: 75% carbon, 25% hydrogen 25% carbon, 75% hydrogen 50% carbon, 50% hydrogen 67% carbon, 33% hydrogen

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A 2.00 g sample of unknown hydrocarbon is found to contain 1.50 g carbon and 0.50 g hydrogen. What is the compound's percent composition by mass?
Select the correct answer below: 75 % carbon, 25 % hydrogen 25 % carbon, 75 % hydrogen 50 % carbon, 50 % hydrogen 67 % carbon, 33 % hydrogen

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