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Which types of changes must follow the law of conservation of mass?
O Both physical and chemical changes
ONeither physical nor chemical changes
Only physical changes
Only chemical changes

Respuesta :

Answer:Matter can change form through physical and chemical changes, but through any of these changes, matter is conserved. The same amount of matter exists before and after the change—none is created or destroyed.

Explanation:

Answer:

I believe A. is the answer

Explanation:

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