CelestialDestiny CelestialDestiny

28-10-2017
Chemistry

contestada

Which of these is an indication that a chemical reaction has occurred?
A. Freezing of a substance
B. Boiling of a substance
C. Melting of a substance
D. A change in color of a substance

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Fliptyfloo Fliptyfloo

28-10-2017

The answer should be D.

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codplayer3214 codplayer3214

31-10-2017

its b i took the quiz

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