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11th grade

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A 36.5 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 grams. What was
the percent iron in the sample of ore?

  • 11th grade science (help needed) -

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  • 11th grade -


  • 11th grade -

    Do you go to HSANA?

  • 11th grade -


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