Chemistry, 20.10.2020 18:01 medlinalex

Which of the following suggests a chemical change took place? * A. The substance is smaller than it was before the change took place.
B. A new substance has formed.
C. The substance looks the same as it did before the change took place.
D. The substance has been shaken up.

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Which of the following suggests a chemical change took place? * A. The substance is smaller than it...

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