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Chemistry 14 Online
OpenStudy (anonymous):

1. What coefficient of H+ balances the atoms in the following half-reaction? H+ + MnO2 Mn2+ + H2O 1 2*** 3 4

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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