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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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jrickert406 jrickert406
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7 years ago
In the reaction of aluminum and iron(III) oxide to form iron and aluminum oxide, ΔH is -850 kJ. How many grams of aluminum oxide are formed when 350 kJ of heat are released? 2 Al (s) + Fe2O3 (s) → 2 Fe (s) + Al2O3 (s) ΔH= -850 kJ
      
A. 30 g
      
B. 42 g
      
C. 11 g
      
D. 22 g
      
E. 84 g
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bolbolbolbol
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