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A change of color is a sign that a chemical reaction is taking place. true or false

A change of color is a sign that a chemical reaction is taking place. true or false
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A change of color is a sign that a chemical reaction is taking place. true or false

User Alex Meuer
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That is true. Change in color, formation of a precipitate, and production of gas are the three chemical changes.
User Wietlol
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