Chemistry 9701 · AS & A Level · Chemical energetics

Chemical energetics — practice question

In certain conditions, $\text{CCl}_4$ and $\text{H}_2\text{O}$ undergo reaction as represented below. The activation energy for this reaction is $+62\,\text{kJ mol}^{-1}$. $\text{CCl}_4 + 2\text{H}_2\text{O} \rightarrow \text{CO}_2 + 4\text{HCl}$\quad $\Delta H = -61.5\,\text{kJ mol}^{-1}$ Which enthalpy profile diagram is the best match for this reaction?

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