Using the standard reduction potentials listed in Appendix E in the textbook calculate the equilibrium constant for each of the following reactions at 298 K.
A) Fe(s)+Ni2+(aq)?Fe2+(aq)+Ni(s)
B) Co(s)+2H+(aq)?Co2+(aq)+H2(g)
C) 10Br?(aq)+2MnO?4(aq)+16H+(aq)?2Mn2+(aq)+8H2O(l)+5Br2(l)
Illustrate structures to prove your interpretation.