Question

In: Chemistry

For each reaction listed, determine its standard cell potential at 25 °C and whether the reaction...

For each reaction listed, determine its standard cell potential at 25 °C and whether the reaction is spontaneous at standard conditions.
Ag+(aq) + Cu(s) àCu2+(aq)+ Ag(s)
Ag+ + e ⟶ Ag +0.7996V
Cu2+ + 2e ⟶ Cu +0.337V

a)

-1.117(nonspontaneous)

-0.4626V (nonspontaneous)

+0.4626V (spontaneous)

+1.117 (spontaneous)

Solutions

Expert Solution


Related Solutions

For each reaction listed, determine its standard cell potential (in V) at 25°C and whether the...
For each reaction listed, determine its standard cell potential (in V) at 25°C and whether the reaction is spontaneous at standard conditions. (a) Co2+(aq) + Mg(s) → Co(s) + Mg2+(aq) ΔE° = V (b) 2 Al(s) + 3 Cu2+(aq) → 2 Al3+(aq) + 3 Cu(s) ΔE° = V (c) Ag(s) + Cu(NO3)2(aq) → AgNO3(aq) + CuNO3(aq) ΔE° = (d) Ni(s) + Zn(NO3)2(aq) → Ni(NO3)2(aq) + Zn(s) ΔE° =
For each reaction listed, determine its standard cell potential (in V) at 25°C and whether the...
For each reaction listed, determine its standard cell potential (in V) at 25°C and whether the reaction is spontaneous at standard conditions. (a) 2 Au(s) + 3 Zn2+(aq) → 2 Au3+(aq) + 3 Zn(s) (b) Co2+(aq) + Hg(l) → Co(s) + Hg2+(aq) (c) Cu(s) + Fe(NO3)3(aq) → CuNO3(aq) + Fe(NO3)2(aq) (d) Sn(NO3)2(aq) + Zn(s) → Sn(s) + Zn(NO3)2(aq)
Determine the overall reaction and its standard cell potential at 25 °C for the reaction involving...
Determine the overall reaction and its standard cell potential at 25 °C for the reaction involving the galvanic cell made from a half-cell consisting of a silver electrode in 1 M silver nitrate solution and a half-cell consisting of a zinc electrode in 1 M zinc nitrate. Is the reaction spontaneous at standard conditions?
Write the cell reaction and electrode half-reactions and calculate the standard potential of each of the...
Write the cell reaction and electrode half-reactions and calculate the standard potential of each of the following cells: a) Zn/ZnSO4(aq)//AgNO3(aq)/Ag b) Pt/K3[Fe(CN)6](aq), K4[Fe(CN)6](aq)//CrCl3 (aq)/Cr Please show all steps and clear writing. Thanks
Determine the standard cell potential and the cell potential under the stated conditions for the electrochemical...
Determine the standard cell potential and the cell potential under the stated conditions for the electrochemical reactions described here. State whether each is spontaneous or nonspontaneous under each set of conditions at 298.15 K. (a) Hg(l) + S2-(aq, 0.10 M) + 2Ag+(aq, 0.25 M) ⟶ 2Ag(s) + HgS(s) (b) The galvanic cell made from a half-cell consisting of an aluminum electrode in 0.015 M aluminum nitrate solution and a half-cell consisting of a nickel electrode in 0.25 M nickel(II) nitrate...
Calculate the cell potential for the galvanic cell in which the following reaction occurs at 25...
Calculate the cell potential for the galvanic cell in which the following reaction occurs at 25 °C, given that [Al3 ] = 0.00120 M and [Au3 ] = 0.787 M. Al (s) + Au^3+ (aq) <===> Al^3+ (aq) + Au (s)
What is the cell potential of the following cell at 25 oC? Standard Reduction table Cr...
What is the cell potential of the following cell at 25 oC? Standard Reduction table Cr / Cr3+ (0.053 M) // Ag1+ (0.52 M) / Ag E=____________ V
The standard cell potential for the nickel–cadmium battery is 1.35 V, and the cell reaction can...
The standard cell potential for the nickel–cadmium battery is 1.35 V, and the cell reaction can be written as 2NiO(OH)(s) + 2H2O(l) + Cd(s) ? 2Ni(OH)2(s) + Cd(OH)2(s) Which one of the following statements do you expect to be true based on the Nernst equation? Note Q = reaction quotient, and K = equilibrium constant for the cell reaction: a. As the battery is used, the cell voltage approaches zero because Q approaches K, in value. b. When the battery...
Based on the following cells, determine the (i) cell reaction, (ii) electrode half-reactions and (iii) standard potential.
Based on the following cells, determine the (i) cell reaction, (ii) electrode half-reactionsand (iii) standard potential. Then, based on the standard potential, determine if the cellcan be used as spontaneous voltaic cell or nonspontaneous electrolytic cell. (a) Pt|Ti3+(aq), Ti2+(aq)||Sn4+(aq), Sn2+(aq)|Pt(b) Mg|Mg2+(aq)||Mn2+(aq), H+ (aq)|MnO2(s)|Pt(c) Pt|F2(g)|HF(aq)||K2CrO4(aq)|Ag2CrO4(s)|Ag  
A voltaic cell employs the following redox reaction: 2Fe3+(aq)+3Mg(s)→2Fe(s)+3Mg2+(aq) Calculate the cell potential at 25 ∘C...
A voltaic cell employs the following redox reaction: 2Fe3+(aq)+3Mg(s)→2Fe(s)+3Mg2+(aq) Calculate the cell potential at 25 ∘C under each of the following conditions. 1.) [Fe3+]= 1.1×10−3 M ; [Mg2+]= 2.60 M 2.) [Fe3+]= 2.60 M ; [Mg2+]= 1.1×10−3 M
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT