Using the standard reduction potentials listed in Table 19.1 and the Handbook of Chemistry and Physics, show that the following reaction is favorable under standard-state conditions:

What is the equilibrium constant of this reaction at 25°C?

2Ag(s) + Pt2+(aq)- 2Ag+(aq) + Pt(s) TABLE 19.1 Standard Reduction Potentials at 25 C Half-Reaction +2.87 +2.07 +182 Co3+(aq) + e- Co2+(aq) PbOs) 4H (a) SO (aq) ePbSO(s) 2HO +1.70 +161 +151 +1.50 +1.36 +133 +1.23 +1.23 +1.07 +0.96 +0.92 +0.85 +0.80 +0.77 +0.68 +0.59 +0.53 E +0.40 +0.34 +0.22 +0.20 +0.15 +0.135 MnO4 (aq) + 8H' (aq) + 5e Mn2+(aq) + 4H,0 Au (aq)Au(s) Cl2(g) 2e2CI (aq) Br) 2e2Br (aq) NOlaq) + 4H'(ag) + 3e + NO(g) + 2H20 Ag(aq) +eAgs) Fe(a) MnOa) 2H2O 3eMn02s 40H (ag) 12e21 (aq) Cu2+(aq) + 2e- Cu(s) AgCl(s) + e- Ag(s) + Cl-(aq) Cu(a) Cu (a) 0.00 -0.13 -0.14 Sn2 (a) 2eSns) Ni2+(aq) + 2e-_ Ni(s) -0.28 E -0.31 -0.40 -0.44 -0.74 -0.76 0.83 Cd (a) Cd(s) Fe (a eFels Cr( Crs) Zn2+(aq) + 2e--+ Zn(s) 2H20 2eH2g) 20H Mn2+(aq) + 2e-- Mn(5) Al( AIs) Be2+(aq) + 2e- Be(s) Mg (aMg(s) Na" (aq) + Na(s) Ca2 (a)2Cals) S/"(aq) + 2e- Sr(s) Ba2aeBas) (ag) 166 -2.37 -289 -2.90 -293 -3.05 For all hal-rcactions the concentration is I M for dissolved standard-staic valoCs pressure is 1 am for gaes. Thee are the luase Suonpa se uptuans Euseanul MOBN