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USPshnik [31]
3 years ago
14

Mass and energy are conserved:

Chemistry
1 answer:
valkas [14]3 years ago
4 0
I believe B) in both chemical changes and physical changes since in chemical changes, nothing is created or destroyed. In physical changes same thing but with matter.
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Is this an actual question that you had for school?

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<h2>Answer:</h2>

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