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3. Iron (III) oxide reacts with magnesium to produce magnesium oxide and iron. If 0.25 moles of magnesium are consumed, what mass of iron will be produced?
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32 votes
32 votes
3. Iron (III) oxide reacts with magnesium to produce magnesium oxide and iron. If 0.25

moles of magnesium are consumed, what mass of iron will be produced?

User Logarith
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1 Answer

21 votes
21 votes


\\ \rm\longmapsto Fe_2O_3+3Mg\longrightarrow 3MgO+2Fe

  • 3 moles of Mg produces ,2 mol FE
  • 1mol of Mg produces 2/3=0.6mol Fe

0.25mol will produce

  • 0.25(0.6)=0.15mol

Mass of Fe

  • 0.15(56)=8.4g
User Gertas
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