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← ScienceWhich outcome reduces energy needed for a chemical reaction?
A)Addition of a catalyst provides pathway✓
B)Increasing reactant initial concentration greatly
C)Raising system temperature to extreme levels
D)Applying strong electromagnetic field throughout reaction
💡 Explanation
A catalyst lowers activation energy by stabilizing transition states via adsorption, hence reaction rate increases because a larger fraction of molecules possess that lower activation energy; rather than options that only increase collisions.
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