THE CELL REPRESENTATION CAN BE CONVERTED TO BALANCED EQUATION AS FOLLOWS
QUESTIONS AND PROBLEMS Voltaic Cells 1. Write a balanced chemical equation for the overall cell reaction...
17. Write the overall cell reaction for the following voltaic cell. Cd(s)|Cd2+(aq)||Ni2+ (aq)|Ni(s) 18. Calculate the standard cell potential of the following cell at 25°C. Cd(s) Cd2+ (aq)||Ni2+ (aq) Ni(s)
Write the overall cell reaction for the following voltaic cell. Cd(s)|Cd2+(aq)||Ni2+(aq)|Ni(s)
/ Question 8 / Write a balanced net ionic equation for the overall reaction represented by the cell notation below. Ag Agl|I || Fe2+, Fe3+ Pt Fe2+(ag) + Agi(s) — Fe3+(aq) + Ag(s) + F(ag) Fe?"(aq) + 21(aq) - Fe2+(aq) + 12(5) Fe3+(aq) + Ag(s) + 1-(aq) - Fe2+(aq) + AgI(s) Fe2+(aq) + Ag(s) +1-(aq) - Fe3+(aq) + AgI(s) Fe3+(ag) + Agi(s) - Fe2+(aq) + Ag(s) + (aq)
For each of the following galvanic cells (1) write out the conventional (overall) cell reaction and the two half reactions of which it is composed, (2) calculate the actual E for each cell a. Pt Br (aq) (0.75 M), Br2 (aq) (0.1 M)||Ci' (0.6 M) Cl2(Q) (0.2 atm), Pt b. Ag AgCl(), Cl- (0.5 M) || MinO4 (0.02 M), Mn2+ (0.15 M), H* (0.1 M) | Pt c. Cd Ca(NH3)42+ (0.04 M), NH3 (aq) (0.1 M) || Fe3+ (0.6 M),...
7) Write a balanced equation and determine Eº for each of the following cells: a) CrCr'|Ni?+|Ni b) PtFe2| Fe|MnO, Mn2+ Pt
Choose the overall chemical reaction that takes place in a voltaic cell represented by the the following cell diagram Cr(s)| Cr3+(aq) || Fe3+(aq), Fe2+(aq) | Pt(s). Cr3+(aq) + 3Fe2+(aq) → Cr(s) + 3Fe3+(aq) O Cr(s) + 3Fe3+(aq) → Cr3+(aq) + 3Fe2+(aq) O Cr(s) + Fe2+(aq) → Cr3+(aq) + Fe3+(aq) Cr(s) + 3Fe2+(aq) → Cr3+(aq) + 3Fe3+(aq) O Cr(s) + 2Fe3+(aq) → Cr3+(aq) + 2Fe2+(aq)
Question 20 2.75 pts Write a balanced chemical equation for the overall reaction represented by the cell notation below. Zn(s)| Zn2+(aq) || H(aq)| H2(g)| Pt(s) O 2 H+ (aq) + Zn2+(aq) - H2(g) + Zn(s) 2 H+ (aq) + Zn(s) ZnH2(s) 2 H*(aq) + Zn(s) - H2(g) + Zn2+(aq) O H2(g) + Zn2+ (aq) → 2H+ (aq) + Zn(s) H2(g) + Zn(s) - 2 H(aq) + Zn2+(aq)
Write the half reactions and overall reaction for each cell with calculated overall potentials as shown in Table 5-1. (Note: for the iron solutions the Nernst equation must be used) Pb(s) | Pb(NO3)2 (0.1M) || Cu(NO3)2 (0.1M) Cu(s) Zn(s) | Zn(NO3)2(0.1M) || Cu(NO3)2 (0.1M) Cu(s) Cds) | Ca(NO3)2 (0.1M) || Cu(NO3)2 (0.1M) | Cu(s) Cu() Cu(NO3)2(0.1M) Il Fe (0.1M/Fe? (0.1M graphite Pb(s) Pb(NO3)2(0.1M) Il Fe3(aq) (0.1M)/ Fe2(aq) (0.1MI graphite(s) Zns | Zn(NO3)2 (0.1M) || Pb(NO3)2 (0.1M) | Pb(s) Cdis Ca(NO3)2...
Write a balanced net ionic equation for the overall reaction represented by the cell notation below 4. Zn(s) I ZnCl2(aq) II HCl(aq) I Halg) | Pt(s)
QUESTION 8 Based on the following cell notation, write a balanced and complete redox reaction: Ca), sat. KCI Fe, Fe2 |Pt Ag) AgCl O A. Ag(s) +CI-(aq)Fe2+ AgCI (s) +Fe3+ = O B. AgCl (s)+ Fe2+ = Ag(s) +CI-(aq) Fe3+ CAg(s) +CI-(aq) + Fe2+ = AgCl(s) + Fe3+ D.Ag(s)CI-(aq) + Fe3+ AgCl(s)+ Fe2+ E. Ag(s)+CI-(aq)+2Fe2+= AgCI(s) +2FE3+