Which best describes why a chemical change is different than a physical change?
A. A chemical change results in a different state of matter, and a physical change results in a new substance being formed.
B. A chemical change is used to identify characteristics of a substance, and a physical change identifies the behavior of a substance when in a reaction.
C. A chemical change results in a new substance being formed, whereas a physical change will result in a different state of matter.
D. A chemical change is used by scientists to create new substances, and a physical change happens naturally.
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