Chemistry, 03.05.2021 04:30 anahitah

Cold packs are designing a very cool an activated. With the pack is activated a chemical reaction occurs to make the temperature of a cold pack increase. What must be true of a chemical reaction?

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Cold packs are designing a very cool an activated. With the pack is activated a chemical reaction occurs to make the temperature of a cold pack increase. What must be true of a chemical reaction?￼

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Cold packs are designing a very cool an activated. With the pack is activated a chemical reaction occurs to make the temperature of a cold pack increase. What must be true of a chemical reaction?