Which is true concerning the following potential energy diagram? 
A) This reaction is exothermic and has a positive activation energy.
B) This reaction is endothermic and has a positive activation energy.
C) This reaction is exothermic and has a negative activation energy.
D) This reaction is endothermic and has a negative activation energy.
E) This reaction is thermoneutral and has a zero activation energy.
Correct Answer:
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