Calculate the Enthalpy for the Following Reaction: N₂ + O₂

question 39

Multiple Choice

Calculate the enthalpy for the following reaction: N₂ + O₂ → 2 NO
Given the following bond dissociation energies: N₂ = 226 kcal/mol,O2 = 199 kcal/mol and NO = 145 kcal/mol.

• A)135 kcal/mol
• B)-135 kcal/mol
• C)280 kcal/mol
• D)-280 kcal/mol

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