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Chemistry, 23.10.2020 18:30 hmu323

What happens when a chemical hand warmer is unwrapped and starts to work? A. A physical change absorbs thermal energy. B. A chemical reaction absorbs thermal energy. C. A physical change releases thermal energy. D. A chemical reaction releases thermal energy.

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What happens when a chemical hand warmer is unwrapped and starts to work? A. A physical change absor...
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