Question: A sample of a hydrocarbon a compound consisting of only
A sample of a hydrocarbon (a compound consisting of only carbon and hydrogen) contains 2.59 × 1023 atoms of hydrogen and is 17.3% hydrogen by mass. If the molar mass of the hydrocarbon is between 55 and 65 g/mol, how many moles of compound are present, and what is the mass of the sample?
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