Multiple Choice
Which of the following statements about energy is false?
A) A reaction cannot be exothermic overall if activation energy is required.
B) A system is the most stable when it is at its lowest energy state.
C) Energy can be defined as whatever is required to oppose a natural tendency.
D) Energy transferred into a system can also be transferred out of the system.
E) An atom in an excited state can return to its ground state by releasing visible light.
Correct Answer:
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