Which piece of evidence indicates that a chemical reaction has occurred? Question 1 options: melting of a substance boiling of a substance formation of a precipitate freezing of a substance

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Wangzhiju asked Jul 19, 2023

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22 votes

Which piece of evidence indicates that a chemical reaction has occurred?

Question 1 options:

melting of a substance

boiling of a substance

formation of a precipitate

freezing of a substance

Biology
high-school

Wangzhiju asked Jul 19, 2023

by Wangzhiju

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1 Answer

21 votes

formation of a precipitate

Ryan Rinaldi answered Jul 25, 2023

by Ryan Rinaldi

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