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26-12-2016
Chemistry

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Which one is an example of a chemical change please help

Which one is an example of a chemical change please help class=

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Porshia Porshia

26-12-2016

Answer is A, an iron nail rusting. Rusting is know as a chemical change. Iron and oxygen atoms react with each other to create a chemical reaction. This creates an new substance called iron oxide.

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