Answer:
2.It is released to the surroundings.
Step-by-step explanation:
In an exothermic reaction, the energy released is to the environment. At the end of the reaction, the surrounding becomes hotter than the system where the reaction is taking place.
- Heat is liberated to the surrounding in an exothermic change.
- At the end of this change, the surrounding becomes hotter.
- Examples are combustion, dissolution of substances, etc.