Question

Which of the following statements holds true for a chemical change?

A.) In a chemical change, no new substance is formed.

B.) In a chemical change, a substance changes its phase.

C.) In a chemical change, the molecular structure of a substance changes.

D.) In a chemical change, one substance dissolves into another.

Answer 1

I am pretty sure its C

Answer 2

C) In a chemical change, the molecular structure of a substance changes.