Question

52. Based on the information in Table 20.1 below, which of the following is more likely to spontaneously occur? Page 10 A) Silver (Ag*')ion is reduced to silver metal. B) Zinc (Zn) ion is reduced to zinc metal. C) Zinc metal is oxidized to zine (Zn) ion. D) Copper (Cu) metal is oxidized to copper ion (Cu) TABLE 20.1 - Standard Reduction Potentials in Water at 25°C EV Reduction Half-Reaction FAG) +262 Flag +1.51 Mno," + H+ 3M + 4H00 Cly(s) + 2e-20) Cro" (ap) + 4H+60-20 +7H OD 0,() + 4H* (ap) + 4e-2H000 Byl + 2" 2" NO") + 4H+ 3NOX) + 2 H/010 4.NO +0.77 Real 0 (0) + 2H+ 2-H0 ) Mnap) + 2 HOXD + 3" -MnO,(s) + 4OH) +0.54 13(s) + 2"-21" +0.00 06) + 2 H 01 + 440H Cu? q) + 24" - Cu(s) defined 2 H) + 2H) Na + 2"-NIC) Reag) + 2e-Fels) 2 HOND + 2H) + 2OH(al App) + 3 Naag) +- Nale) Lia+ - --3.05 53. The third law of thermodynamics states: A) Any irreversible process results in an increase in total entropy, whereas any reversible process results in no overall change in entropy. B) The entropy of a pure crystalline substance at absolute zero is zero. C) Energy is conserved. D) If AG=0, the reaction is at equilibrium. E) None of the answers are correct 54. Which one of the following is always positive when a spontaneous process occurs? A) AS B) AS C) AS D) AH E) AH warunding wurunding

Answer 1