How do you do this Hess' Law problem?

  • Thread starter Thread starter Ginny Weasley
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Ginny Weasley

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FeO(s) + CO(g) ïƒ* Fe(s) + CO2(g) q = ?


GIVEN:
3Fe2O3(s) + CO(g) ïƒ* 2Fe2O4(s) + CO2(g) q= -47 kJ
Fe2O3(s) + 2CO(g) ïƒ* 2 Fe(s) + 3 CO2(g) q=-25 kJ
Fe2O4(s)+ CO(g) ïƒ* 3FeO(s) + CO2(g)q=19kJ
 
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