In an energy diagram, what does the difference in energy between the peak of the activation energy barrier and the energy of the products indicate?
A.
The reaction is endothermic.
B.
The reaction is exothermic.
C.
The reaction rate is slow.
D.
The reaction requires a catalyst.
Exam No：AP Chemistry Problem Set 4 Year：2024 Question No：APChemistry2024AP0490
Answer:
B
Knowledge points:
6.2 Energy Diagrams
Solution:
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