Chemistry, 27.01.2020 17:31 levicorey846

Which of these is an indication that a chemical reaction has occurred?

select all that apply:

melting of a substance

boiling of a substance

formation of a new gas

formation of a precipitate

a new smell is given off

heat is released

Answers: 1

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Which of these is an indication that a chemical reaction has occurred?

select all that...