Question

2MnO4- + 4H+ ---> 2Mn2+ + 2H2O + 2e- standard reduction potential

Answer 1

Answer:

2-(aq) + 4H+(aq) + 2e- → SO2(g) + 2H2O(l) E° = +0.20 V. Sn2+(aq) ... The standard cell potential, E° = ((+0.80) + (+0.13)) V = 0.93 V. (d ).