Homework Answers
a) in basic solution :
2 Mn2+ (aq) + O2 (g) + 4 OH-(aq) -----------------> 2 MnO2 (s) + 2 H2O (l)
b) in acidic solution :
MnO2 (s) + 2 I- (aq) + 4 H+ (aq) ---------------> Mn2+ (aq) + I2 (s) + 2 H2O (l)
c) in neutral solution :
I2 (s) + 2 S2O32- (aq) ------------------> 2 I- (aq) + S4O62- (aq)
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