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ChemistryChemistry
22 September, 01:42

A change of state requires the addition or removal of heat energy.

True

False

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  1. 22 September, 04:01
    0
    Yes, this is true. Let's take water for example, it has 3 states: solid, liquid, and gas. If you want to turn water into a gas (into water vapor) you need to boil it, which is applying heat. Similarly, you need to freeze it (remove heat) to turn into a solid state.
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