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What Happens When a Surface Catalyst is Used?

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Which of the following may occur when a surface catalyst is used in a chemical reaction?

Select ALL that apply.

A

The activation energy of the reaction is lowered.

B

A reactant gains or loses a proton.

C

The catalyst reacts with a reactant to form a new reaction intermediate.

D

The catalyst's surface speeds up the reaction by helping to increase the area in which collisions may occur.