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Exercises: Activation energy and catalysts

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The graph shows the energy (in kJ) along the reaction coordinate for an exothermic reaction. From it: a) calculate the activation energy $E_a$ of the forward reaction;…

The graph shows the energy (in kJ) along the reaction coordinate for an exothermic reaction. From it: a) calculate the activation energy $E_a$ of the forward reaction; b) calculate the $\Delta H$ of the reaction; c) explain what would change in the graph if a catalyst were added.

Ea = ? ΔH = ? 250 100 50 Reactants Products Energy (kJ) Reaction coordinate
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