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Which of these indicate that a chemical reaction has occurred? A.) Formation of a gas. B.) Boiling of a substance. C.) Melting of a substance . D.) Freezing of a substance.

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asked May 27, 2018 66.0k views

2 votes

Which of these indicate that a chemical reaction has occurred?

A.) Formation of a gas.
B.) Boiling of a substance.
C.) Melting of a substance .
D.) Freezing of a substance.

Chemistry
high-school

Artemio Ramirez asked

by Artemio Ramirez

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2 Answers

6 votes

I think b.) cause its evaporating

;)

Ton Van Den Heuvel answered May 29, 2018

by Ton Van Den Heuvel

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7 votes

Your answer is C - Melting of a substance

Mahatma Aladdin answered May 31, 2018

by Mahatma Aladdin

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Which of these indicate that a chemical reaction has occurred? A.) Formation of a gas. B.) Boiling of a substance. C.) Melting of a substance . D.) Freezing of a substance.

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