kcombest3486 kcombest3486

03-04-2020
Chemistry

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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.

Respuesta :

zoehayesuk zoehayesuk

03-04-2020

All of them could mean that a reaction has occurred

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