a change which can be reversed but it is a chemical change
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heyaaa !!!☺
Some chemical changes can be reversed, but only by other chemical changes.
✅✅ For example, to undo tarnish on copper pennies, you can place them in vinegar.
Some chemical changes can be reversed, but only by other chemical changes.
✅✅ For example, to undo tarnish on copper pennies, you can place them in vinegar.
SivamKumar:
can you tell me more ez
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