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Savatey [412]
3 years ago
15

What are four indications that a chemical reaction bay be taking place

Chemistry
1 answer:
Mariana [72]3 years ago
3 0
When a chemical reaction takes place it changes the composition of the reactants. The ways to tell if a reaction is occurring are,
1-Release of heat
2-Production of a gas
3-Formation of a precipitate 
4-Change in color
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