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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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1 vote
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

User DavidStein
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7.7k points

2 Answers

2 votes
its b i took the quiz

User Shaheen G
by
8.1k points
4 votes
The answer should be D.
User Vanntile
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8.2k points
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