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Biology, 24.09.2020 21:01 breonaleonard6821

10. The color changes and the release of energy indicate a chemical reaction. Because energy was released, this is an exothermic reaction. A change in means that a chemical
reaction has occurred. (1 point)
the energy and kinds of atoms of the reacting substances
the energy and mass
the kinds of atoms involved
the properties and identity of the reacting substances

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