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May 25, 2015

Homework Help: AP Chemistry

Posted by Anonymous on Monday, September 2, 2013 at 6:58pm.

A 44.6 g of iron ore is treated as follows. The
iron in the sample is all converted by a series
of chemical reactions to Fe2O3. The mass of
Fe2O3 is measured to be 10.1 grams. What
was the percent iron in the sample of ore?
Answer in units of %

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