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28-11-2016
Chemistry

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name two ways you can tell if something is a chemical change

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28-11-2016

1: The change is irreversible
2: A new substance is formed

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TENNISROCKS TENNISROCKS

28-11-2016

Chemical change is any change that results in the formation of new chemical substances. At the molecular level, chemical change involves making or breaking of bonds between atoms. These changes are chemical: iron rusting (iron oxide forms)

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