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5. Which of the following BEST describes a chemical reaction?

A. A compound is crushed into a fine powder.
B. Atoms break apart into even smaller particles.
C. Existing electron bonds break and reattach to other atoms.
D. Molecules move faster until they fly apart from each other.

User Naser Nikzad
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1 Answer

16 votes
16 votes
C. Existing electron bonds break and reattach to other atoms.
User Sebastian L
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