Question

what are the clues that you might know that a chemical change happening?

Answer 1

new substances formed, as evidenced by the color changes and bubbles. 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.

Answer 2

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$\huge\underline{\green{Chemistry}}$

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Mate whenever a chemical change happens these Changes are observed mostly

»»Evolution of gas

»»Change in state

»»formation of precipitate or aqueous solution

»»change in color

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*⤴⤴Hope it helps⤴⤴
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