For a heterogeneous catalytic reaction____________________?

A. The catalyst does not form an intermediate complex with the reactant

B. A relatively small amount of catalyst can cause the conversion of large amount of reactants

C. Free energy of activation is lowered in the presence of catalyst, which remains unchanged at

D. The surface of the catalyst does not play an important role during reaction

E. ch does not mean that catalyst concentration is important

F. end of reaction</strong>

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