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Physics 7 Online
OpenStudy (anonymous):

Which of the following does not happen during a chemical change? The identities of the substances change. Bonds are broken and new bonds are formed. Some atoms disappear as energy is released. Compounds are broken down and/or formed.

OpenStudy (anonymous):

thats the 4th. compounds are broken down or formed

OpenStudy (anonymous):

Thank you!

OpenStudy (anonymous):

welcome

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