18. For a certain reaction at 310 K, the reaction rate constant is 0.082 min-1, and at 278 K it is 0.007 min-1. What is the activation energy of this reaction and what is its order?
A. 55.1 kJ/mol, first B. 101.2 kJ/mol, second
C. 22.0 kcal/mol, second D. 15.2 kcal/mol, first

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