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Sveta_85 [38]
2 years ago
5

I really need help my grades go in tonight and this is my last day you will get full points

Biology
1 answer:
Stells [14]2 years ago
4 0

Answer:

the flat horizontal lines indicate phase change

Explanation:

As the substance changes phase from solid to liquid and liquid to gas, the temperature remains contant due to latent heat energy.

Energy is being used to break the intermolecular bonds during phase change, therefore there is no change in temperature.

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