【正确答案】(Hg2+/Hg) =(0.905 + 0.7986) = 0.852 (V) (HgCl2/Hg) =(0.63 + 0.26) = 0.45 (V) 因为(Hg2Cl2/Hg) =(/Hg) – (Hg2Cl2)：KSP2 = 6 ′ 10-19 因为(HgCl2/Hg) =(Hg2+/Hg) – (HgCl2)：KSP1 = 2 ′ 10-14