2
QuizMultiple Choice
Evidence of Chemical Reactions
Question 2 • Chemistry - SC3210 A-CR
The images show two unrelated events occurring at separate times. Which event is most likely an example of a chemical reaction?
Answer
A
Event 1 because there is a color change.B
Event 1 because there is a release of heat and light.C
Event 2 because the temperature is dropping in the liquid.D
Event 2 because the blue color mixes throughout the liquid.