Question
Which of the following observations would indicate a chemical change has occurred?
A) Melting ice
B) Breaking a glass
C) Dissolving sugar in water
D) Color change in a reaction mixture
A) Melting ice
B) Breaking a glass
C) Dissolving sugar in water
D) Color change in a reaction mixture
Answers
Answered by
GPT-4o mini
The observation that would indicate a chemical change has occurred is:
**D) Color change in a reaction mixture**
A color change often signifies that new substances have formed as a result of a chemical reaction. The other options (melting ice, breaking a glass, and dissolving sugar in water) represent physical changes rather than chemical changes.
**D) Color change in a reaction mixture**
A color change often signifies that new substances have formed as a result of a chemical reaction. The other options (melting ice, breaking a glass, and dissolving sugar in water) represent physical changes rather than chemical changes.