Chemistry, asked by masachaalan, 3 months ago

10. What criteria will you use to test whether your hot/cold pack is effective, safe, and easy to use?

pea4518977: Please marks as brainliest

Answers

Answered by pea4518977

Answer:

Hot and cold packs consist of two separate compartments, one containing water and the other containing a salt. When you break the seal between the chambers and shake the pack vigorously, the two compartments combine and the salt dissolves in the water. This generates a chemical reaction.

Explanation:

Answered by thrikesh30

You use by the effects of chemical

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