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OpenStudy (anonymous):
1. What coefficient of H+ balances the atoms in the following half-reaction? H+ + MnO2 Mn2+ + H2O 1 2*** 3 4
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OpenStudy (anonymous):
i believe it is 2
OpenStudy (jfraser):
it's not 2
OpenStudy (anonymous):
what is it then? @JFraser
OpenStudy (jfraser):
because you start with MnO2, you need 2H2O on the product side. If you have 2H2O, you need \(\large {4}\)H+
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