CHEMISTRY

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Guys i really need help in these three problems. If someone could explain how to do this i would appreciate it!

complete and balance the following equations

1. SO3^2- + Cu^2+ --> SO4^2- + Cu^+
2. Cr +Cu^2+ ---> CrO4^2- + Cu^+
3. MnO2 + Ag^+ ---> MnO4^- + Ag

  • CHEMISTRY -

    See your post above.

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