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Chemistry 9 Online
OpenStudy (anonymous):

Cu(NO3)2 + Na2C2O4

OpenStudy (abb0t):

Separate them by charge, and combine + with - charge.

OpenStudy (abb0t):

You should know some of the polyatomic iions by now. If you don't, you should start to memorize them as they are commonly used in future lectures and of course future chem courses.

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