The Reaction C₄H₁₀ $\rarr$ C₂H₆ + C₂H₄ Has an Activation Energy (E_a) of 350

question 90

Multiple Choice

The reaction C₄H₁₀ $\rarr$ C₂H₆ + C₂H₄ has an activation energy (E_a) of 350 kJ/mol, and the E_a of the reverse reaction is 260 kJ/mol. Estimate $\Delta$ H, in kJ/mol, for the reaction as written above.

• A) -90 kJ/mol
• B) +90 kJ/mol
• C) 350 kJ/mol
• D) -610 kJ/mol
• E) +610 kJ/mol

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