Which of the following correctly makes and supports a claim about the change that occurred?

Question

a
A physical change occurred which is evidenced by the change in color of the solution.
b
A chemical change occurred which is evidenced by the change in color of the solution.
c
A physical change occurred which is evidenced by the dissolved iron in the solution.
d
A chemical change occurred which is evidenced by the dissolved iron in the solution.

Answer 1

b
A chemical change occurred which is evidenced by the change in color of the solution.