How do you know when a chemical reaction has taken place?

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asked Apr 27, 2020 101k views

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LedgeJumper · Answer 1 · 2020-04-29T11:16:43+0000

Some signs of a chemical change are a change in color and the formation of bubbles. The five conditions of chemical change: color chage, formation of a precipitate, formation of a gas, odor change, temperature change.

How do you know when a chemical reaction has taken place?

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