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← ScienceWhich outcome results when a palladium catalyst degrades?
A)Reduced reaction rate catalysis
B)Increased activation energy barrier✓
C)Exothermic processes accelerate intensely
D)Rate constants retain constant values
💡 Explanation
Reduced catalytic surface area increases average activation energy barriers because the reactants have fewer active sites; therefore, reaction rates slow, rather than accelerating, under this new higher energy necessity.
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