Chemistry, 29.10.2020 21:00 laytonlutz

Is the Statue of Liberty changing color from copper to teal a physical change?

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Chemistry, 23.06.2019 11:40

An electron moved from a lower energy level to a higher energy level. what most likely happened during the transition? a random amount of light was released. a fixed amount of energy was absorbed. a fixed amount of energy was released. a random amount of light was absorbed.