reilers reilers

18-09-2020
Chemistry

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What are 3 signs that a chemical reaction is happening, what tells you that this is definitely a chemical reaction?
please help ill give you brainliest

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Kaylie06 Kaylie06

18-09-2020

Produces heat, putting off air or bubbles and changes the smell or odor it changes the state that’s how you know it is a chemical reaction

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