Anode compartment half-reaction : Zn2+ (aq) + 2 e- Zn (s) : Eo = -0.76 V
Cathode compartment half-reaction : Fe3+ (aq) + e- Fe2+ (aq) : Eo = 0.77 V
Eocell = Eocathode - Eoanode
Eocell = (0.77 V) - (-0.76 V)
Eocell = 0.77 V + 0.76 V
Eocell = 1.53 V
use the half-reactions below to produce E connect o 21 connect 080 points o the hostinction...
Use the half-reactions below to produce a voltaic cell with the given standard cell potential. Standard Cell Potential Co- (aq) + e-Cot (aq) E = +1.82 V 1.53 V 2H(aq) + 2e-H2(g) E = +0.00 V Pb2+ (aq) + 2e-Pb(s) E = -0.13 V Fe (aq) + e-Fel+ (aq) E = +0.77 V Ag (aq) + e-Ag(s) E = +0.80 V Sn* (aq) + 2e Sne (aq) 20.13 V Cu- (aq) + e- Cu(aq) E = +0.15 V Zn²+ (aq)...
Enter electrons as e. Use smallest possible integer coefficients for ALL reactions. If a box is not needed, leave it blank. A voltaic cell is constructed in which the following cell reaction occurs. The half-cell compartments are connected by a salt bridge Cl2(g)+2Fe (aq) +2Cr(aq)+ 2Fe (aq) The anode reaction is: The cathode reaction is: the Fe Fe electrode the CI Cl2 electrode. In the external circuit, electrons migrate In the salt bridge, anions migrate [ the Fe Fe compartment...
A chemist designs a galvanic cell that uses these two half-reactions: half-reaction standard reduction potential Cl 2 (g) + 2 e − → 2 Cl − (aq) = E 0 red + 1.359 V MnO − 4 (aq) + 2 H 2 O (l) + 3 e − → MnO 2 (s) + 4 OH − (aq) = E 0 red + 0.59 V cathode half reaction anode half reaction overall reaction cell potential at standard state
A) B) C) Enter electrons as e. Use smallest possible integer coefficients for ALL reactions. If a box is not needed, leave it blank. A voltaic cell is constructed in which the following cell reaction occurs. The half-cell compartments are connected by a salt bridge. Cl2(g) + Hg(1) —→ 2CH(aq) + Hg2+(aq) The anode reaction is: The cathode reaction is: In the external circuit, electrons migrate the C-Cl, electrode | y the Hg|Hg2+ electrode. In the salt bridge, anions migrate...
Enter electrons as e-. Use smallest possible integer coefficients for ALL reactions. If a box is not needed, leave it blank. A voltaic electrochemical cell is constructed in which the anode is a Cr3+Cr half cell and the cathode is a Fe2+Fe half cell. The half-cell compartments are connected by a salt bridge. Write the anode reaction. + + Write the cathode reaction. + + Write the net cell reaction. + + In the external circuit, electrons migrate _____from/to the...
First fill in your half cell and cell reactions. F in standard cell potentials as you calculate them. Oxidation at the Anode: The black (.) lead is attached to the electrode, which is the source of electrons. Write the anode half reaction: Reduction at the Cathode: The red lead (+) is attached to the electrode. Write the cathode half reaction: E degree - V. Overall Cell Reaction (Net Ionic equation): Write the overall cell reaction (balance electrons and add together):...
Enter electrons as e Use smallest possible integer coefficients for ALL reactions, If a box is not needed, leave it blank. A voltaic cell is constructed in which the following cell reaction occurs. The half-cell compartments are connected by a salt bridge. F2(g) + Pb(s) — 2F (aq) + Pb2+(aq) The anode reaction is: The cathode reaction is: In the external circuit, electrons migrate the Pb/Pb2+ electrode the FF, electrode In the salt bridge, anions migrate the FF2 compartment the...
Enter electrons as e Use smallest possible integer coefficients for ALL reactions If a box is not needed, leave it blank. A voltaic electrochemical cell is constructed in which the anode is a Ag lAgh f-cell compartme nts are connected by a salt bridge. Write the anode reaction. Write the cathode reaction. Write the net cell reaction. In the external circuit, electrons migrate the Br2 Br electrode the Ag lAg electrode. In the salt bridge, anions migrate the Br,lBr compartmentthe...
Consider a galvanic cell that uses Ca/Ca^2+ and Cd/Cd^2+ half-cell reactions. Which half-cell reaction occurs at the anode At the cathode anode: cathode: What is the value of the standard cell potential
Enter electrons as e A voltaic cell is constructed in which the anode is a Ni Ni2+ half cell and the cathode is a Hg|Hg2+ half cell. The half-cell compartments are connected by a salt bridge. (Use the lowest possible coefficients. Use the pull-down boxes to specify states such as (aq) or (s). If a box is not needed, leave it blank.) The anode reaction is: + + The cathode reaction is: + V> + The net cell reaction is:...