Calculate the potential of a copper electrode immersed in
(a) 0.0380 M Cu(NO3)2.
(b) 0.0650 M in NaCl and saturated with CuCl.
(c) 0.0350 M in NaOH and saturated with Cu(OH)2.
(d) 0.0375 M in Cu(NH3)42+ and 0.108 M in
NH3 (β4 for Cu(NH3)42+ is 5.62 × 1011).