The dissolution of common salt in water is a physical change because
A.
the salt can be obtained by crystallization
B.
the salt can be recovered by the evaporation of water
C.
heat is not generated during mixing
D.
the solution will not boil at 100oC
Correct Answer: Option B
Explanation
The evaporation of water is a physical change. When water evaporates, it changes from the liquid state to the gas state, but it is still water; it has not changed into any other substance.
Contributions ({{ comment_count }})
Please wait...
Modal title
Report
Block User
{{ feedback_modal_data.title }}