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Chemistry 13 Online
OpenStudy (anonymous):

Hydrogen reacts with 0.771 g of carbon to form 0.90 g of a compound. What is the mass percent of hydrogen in the compound?

OpenStudy (jfraser):

if the carbon used weighs 0.771g, and the compound as a whole weighs 0.90g, what \(mass\) of hydrogen went in to making this compound?

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