kcombest3486 kcombest3486
  • 03-04-2020
  • Chemistry
contestada

What evidence indicates that a reaction has occurred? (Select all that apply.)

a. The temperature decreased.
b. A solid brown product formed.
c. The temperature increased.
d. A gas formed.
e. An explosion occurred.

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zoehayesuk
zoehayesuk zoehayesuk
  • 03-04-2020
All of them could mean that a reaction has occurred
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