calculate the potential of silver electrode in a contact with the following
a/ solution that is 0.0150M in I2 and saturated with AgI
b/solution that is 0.0040 M in CN- and 0.0600M in Ag(CN)2^-
a/ solution that is 0.0150M in I2 and saturated with AgI
b/solution that is 0.0040 M in CN- and 0.0600M in Ag(CN)2^-