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March 29, 2015

Homework Help: Urgent Chemistry question!

Posted by Marrion on Monday, October 19, 2009 at 7:19am.

How do i combine 2 half ionic equations into an overall equation??

4OHˉ → 2H2O + O2 + 4e
2H+ + 2e → H2

*The "H+" is the hydrogen ion

The correct overall equation is
2H2O → 2H2 + O2

How do i get that???

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