youngfrancix
youngfrancix youngfrancix
  • 18-03-2017
  • Chemistry
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Is leaving an iron nail outside a chemical or physical change? NEED REASONS!

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eosbahr
eosbahr eosbahr
  • 18-03-2017
Chemical change. You can never get back the rusted layers of metal even though you can wipe off the rust. Chemical changes are irreversible.
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