Thermodynamics and Thermochemistry 1 Question 34

37. For an endothermic reaction, where $\Delta H$ represents the enthalpy of the reaction in $\mathrm{kJ} / \mathrm{mol}$, the minimum value for the energy of activation will be

(1992, 1M)

(a) less than $\Delta H$

(b) zero

(c) more than $\Delta H$

(d) equal to $\Delta H$

Thermodynamics and Thermochemistry

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Solution:

Minimum value of activation energy must be greater than $\Delta H$.