Question

multiple choice question
what is formed when natural materials undergo a chemical reaction?

• the same material in a different state
• the same material with a different color
• a new material
• a different material in the same state

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Explanation:

A chemical reaction involves the rearrangement of atoms to form new substances with different chemical properties. Changes in state or color are physical changes, not chemical. A chemical reaction produces a new material.

Answer:

C. a new material