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What change occurs every time elements form a compound?

A. The state of matter in the compound will change.
B. Ratio of the elements in the compound will vary.
C. Original properties of the elements will change.
D. Elements in the compound will always dissolve.

1 Answer

3 votes
A chemical change occurs every time elements form a compound.
So,
A. The state of matter in the compound will change.

Chemical change is any change that results in the formation of new chemical substances.
User NGR
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