The first law of thermodynamics states the conservation of energy and heat where the total energy in an isolated system may be transformed into another, but never created or destroyed. If 286 J of energy was released to the room, then also 286 J of energy was also removed from food in that refrigerator assuming it is an isolated system. :)
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brainly.com/sf/question/3844753I tried to help
It depends on how many hours!
1 hour = 40km
2 hours = 80km
Answer:
B
Explanation:
i had a test on this and got it correct