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The energy change (ΔH) for the reaction CO(g) + (1)/(2)O2(g) ...

The energy change (ΔH) for the reaction CO(g) + (1)/(2)O2(g) → is?
(ΔHi(CO) = -110.4 kJ mol-) (ΔHi(CO2) = -393 kJ mol-)
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  • A -503.7 kJ
  • B +503.7kJ
  • C -282.9 kJ
  • D +282.9 kJ
  • E +393.3 kJ
Correct Answer: Option C
Explanation:
The energy charge for the reaction is - (393 - HO.4) = -282.9 kJ

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