Calculate
\Delta E_(r (cell) )\deg
values for the cells represented by the following chemical equations. Which reactions are spontaneous as written (under standard conditions)? Balance the equations in acid. (a)
MnO_(4)^(-)
(aq)
+I^(-)(aq)->I_(2)(s)+Mn^(2+)
(aq) (b)
MnO_(4)^(-)(aq)+F^(-)(aq)->F_(2)(aq)+Mn^(2+)(aq)