Question
Mario places 10 mL of water in a test tube and heats the liquid over a Bunsen burner for 2 minutes. After removing the test tube from the Bunsen burner, there are 6 mL of water left in the test tube. This experiment is a good example of a
A.
physical change involving phase changes.
B.
chemical change involving phase changes.
C.
chemical change involving chemical reactions.
D.
physical change involving chemical reactions.
A.
physical change involving phase changes.
B.
chemical change involving phase changes.
C.
chemical change involving chemical reactions.
D.
physical change involving chemical reactions.
Answers
GPT-4o mini
The correct answer is:
A. physical change involving phase changes.
In this experiment, water is heated, and some of it evaporates, which is a physical change where the liquid water turns into vapor (a phase change). There is no indication of a chemical reaction occurring.
A. physical change involving phase changes.
In this experiment, water is heated, and some of it evaporates, which is a physical change where the liquid water turns into vapor (a phase change). There is no indication of a chemical reaction occurring.