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Chemistry, 31.08.2019 10:00 heyrosaphoto2610

An ore contains fe3o4 and no other iron. the iron in a 51.9-gram sample of the ore is all converted by a series of chemical reactions to fe2o3. the mass of fe2o3 is measured to be 18.7 g. what was the mass of fe3o4 in the sample of ore? answer in units of g.

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An ore contains fe3o4 and no other iron. the iron in a 51.9-gram sample of the ore is all converted...

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