When a positive catalyst is used in a reaction which of the statements below describes the situation which occurs?

Question

Answer

The activation energy for the forward reaction is not altered.

Answer

The forward reaction rate is increased while the reverse reaction rate is retarded.

Answer

The enthalpy change for the reaction becomes more exothermic.

Answer

It does not affect the final (equilibrium) amounts of reactants and products.

Answer

The activation energy for the reverse reaction is increased.

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