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Luba_88 [7]
3 years ago
7

Helppp please McGraw hill

Biology
2 answers:
vivado [14]3 years ago
5 0
The cold pack is endothermic because Energy is drawn in from the external environment, causing its surroundings to loose heat, or "cool down.
djyliett [7]3 years ago
3 0

Answer:

thanks for points

Explanation:

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