Question: What is the voltage of a voltaic cell based on this reaction? Is the reaction spontaneous as written? 5Ni + 2MnO4 + 16H+ ( 3Mn2+

What is the voltage of a voltaic cell based on this reaction? Is the reaction spontaneous as written?
5Ni + 2MnO4− + 16H+ ( 3Mn2+ + 8H2O + 5Ni2+

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