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Consider the reaction C + O2 CO2 H = -94 kcal...

This question belongs to Chemical Engineering Chemical Engineering Thermodynamics
Chemical Engineering Thermodynamics
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Consider the reaction, C + O2 ⇋ CO2; ΔH = -94 kcal. What will be the value of ΔH for the reaction CO2 → C + O2?

Answer & Solution
Correct Answer: Option B
The change in enthalpy is given as enthalpy of the products - enthalpy of the reactants since, the given reaction is opposite of given reaction only the sign changes.
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