Question

What are 7 signs that a chemical change is taking place?

Answer 1

Answer:

Gas Bubbles Appear. Gas bubbles appear after a chemical reaction has occurred and the mixture becomes saturated with gas

Formation of a Precipitate

Color Change

Temperature Change

Production of Light

Volume Change

Change in Smell or Taste.

Explanation:

Answer 2

Answer:

10 Things That Indicate a Chemical Change Is Occurring

Gas Bubbles Appear. Gas bubbles appear after a chemical reaction has occurred and the mixture becomes saturated with gas. ...

1. Formation of a Precipitate. ...
2. Color Change. ...
3. Temperature Change. ...
4. Production of Light. ...
5. Volume Change. ...
6. Change in Smell or Taste.
7. Production of an odor.
8. Change of Temperature.
9. Evolution of a gas (formation of bubbles)
10. Precipitate (formation of a solid)

Explanation: