E6D.3(b) Calculate the standard potential of the cell Pt(s) cystine(aq), cysteine(aq)|| H*(aq)|O2(g)|Pt(s) and the standard Gibbs...
Please answer all three as they are three parts to the same question (1) Calculate the standard potential of the cell Pt (s) | cysteine (aq) , cystine (aq) || H+ (aq) | O2 (g) | Pt (s) (2) Calculate the standard Gibbs energy and Enthalpy of the cell reaction at 25oC. (3) Estimate the value of the Gibbs energy of the cell reaction at 35oC.
For the cell shown, the measured cell potential, Ecell, is -0.3689 V at 25 °C. Pt(s)H,(g, 0.789 atm) | H(aq, ?M) || Cd²+ (aq, 1.00 M) Cd(s) The balanced reduction half-reactions for the cell, and their respective standard reduction potential values, Eº, are 2 H+ (aq) + 24 H, (g) E° = 0.00 V Cd²+ (aq) + 2e - Cd(s) E = -0.403 V Calculate the H+ concentration. [H+] =
For the cell shown, the measured cell potential, Ecell, is -0.3707 V at 25°C. Pt(s) H(8, 0.857 atm) H+ (aq.? M) || Cd2+ (aq, 1.00 M) | Cd() The balanced reduction half-reactions for the cell, and their respective standard reduction potential values, Eº, are 2 H+ (aq) + 2e- H,(g) E° = 0.00 V Ca2+ (aq) + 2e Cd(s) E = -0.403 V Calculate the H* concentration.
For the cell shown, the measured cell potential, ?cell, is −0.3629 V at 25 °C. Pt(s) | H2(g,0.899 atm) | H+(aq,? M) || Cd2+(aq,1.00 M) | Cd(s) The balanced reduction half-reactions for the cell, and their respective standard reduction potential values, ?o, are 2H+(aq)+2e−⟶H2(g)?o=0.00 V Cd2+(aq)+2e−⟶Cd(s)?o=−0.403 V Calculate the H+ concentration. [H+]=
For the cell shown, the measured cell potential, Ecell, is -0.3687 V at 25 °C. Pt(s) | H, (8,0.873 atm) | H+ (aq, ? M) || Cd2+ (aq, 1.00 M) | Cd(s) The balanced reduction half-reactions for the cell, and their respective standard reduction potential values, Eº, are 2 H+ (aq) + 2e → H, (g) E° = 0.00 v Cd2+ (aq) + 2e- Cd(s) E° = -0.403 V Calculate the H+ concentration. [H+) = .0588 M Incorrect
For the cell shown, the measured cell potential, Ecell, is -0.3629 V at 25 °C. Pt(s) | H,(g, 0.707 atm) | H+ (aq, ? M) || Cd2+ (aq, 1.00 M)| Cd(s) The balanced reduction half-reactions for the cell, and their respective standard reduction potential values, Eº, are 2 H+ (aq) + 2e - H (9) E° = 0.00 V Cd2+ (aq) + 2e — Cd(s) E' = -0.403 V Calculate the H+ concentration. M = 0.031 Incorrect
For the cell shown, the measured cell potential, Ecell, is -0.3709 V at 25 °C. Pt(s) | H,(g, 0.877 atm) | H+ (aq,? M) || Cd2+ (aq, 1.00 M) Cd(s) The balanced reduction half-reactions for the cell, and their respective standard reduction potential values, Eº, are 2 H+ (aq) + 2e H (9) E' = 0.00 V Cd2+ (aq) + 2e - Cd(s) E' = -0.403 V Calculate the H concentration. [HT] = M
please help! :( Cell potential for the following cell was measured to 0.889 V at 25 ° C Pt (s) H2 (g, 0.95 bar) H(aq, 0.0010 M) || Fe3 + (aq 0.0010 M), Fe2 + (aq, 0.010 M) | Pt (s) a) Write the reaction formula for the cell b) Calculate the normal potential of the redox pair Fe3 Fe2+
A Cr(s)|Cr3 (aq)||Fe3 (aq)|Fe(s) galvanic cell has a standard cell potential of 0.700 V. Calculate the Gibbs free energy change at 25 °C when 2.61 g of iron is deposited. Assume the concentrations in the cell remain at the standard state values of 1 M through the entire deposition process. Calculate the maximum amount of work done by the cell on its surroundings.
nad hi 9. For the following cell at 298 K: (10 pts) Cu(S) Mn(S) MnCl2(aq) (0.0150 M), HCl(aq) (0.10 M) | O2(g) 0.35 bar) PS) .185 V for the Mn2+/Mn couple and E° = 1.229 V for the O/H20, H couple. Assume the aqueous solutions behave ideally. (a) Write the half reactions and the balanced redox equation. (b) Calculate the standard potential of the cell, E' cell. (C) Calculate the potential of the cell, Ecell. (d) Calculate change in the...