Cold Pack Chemistry: How Do Cold Packs Work?

How do cold packs work? Explore endothermic reactions by comparing the temperature change that results from various chemicals added to water to find out!

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The Molecule Mentor - Science week fun stuff. Have you ever wondered how these instant ice packs work when they haven't been near a freezer? The salt contained in the bag (urea

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How Do Instant Ice Packs Work?

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