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4. Consider a voltaic cell with Cr(s) voltmeter Zn(s) and Zna in the other compartment. a....
please show all work. thank you 4. Consider an electrochemical cell (a.k.a. galvanic cell or voltaic...
please show all work. thank you
4. Consider an electrochemical cell (a.k.a. galvanic cell or voltaic cell) with Ag(s) and 1.0 M AgNO3(aq) in one compartment and Cu(s) and 1.0 M Cu(NO3)2(aq) in the other compartment. Write the reactions and calculate the standard state cell potential at 298 K. E cathode = a. Reduction (cathode): Eanode = b. Oxidation (anode): Eºcell = C. Net (overall cell reaction): 5. Consider a galvanic cell with Sn(s) and 1.0 M Sn(NO3)2(aq) in one...
I need help on 2. Sketch a voltaic cell based on the following reaction. (a) show...
I need help on 2.
Sketch a voltaic cell based on the following reaction. (a) show the direction of electron flow and the direction of ion migration: (b) identify the cathode and anode: (c) state the signs of the cathode and anode: (d) give the overall balanced reaction. (e) Write the half-reactions that occur in the two electrode compartments. (f) Calculate E degree, assume 25 degree C: (g) Write a cell diagram for the cell: (h) Calculate E when [Cr^3+]...
A voltaic cell is constructed in which the anode is a Cr|Cr3+ half cell and the...
A voltaic cell is constructed in which the anode is a Cr|Cr3+ half cell and the cathode is a Cd|Cd2+ 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: The net cell reaction is: In the external circuit, electrons migrate _____(from/to) the Cd|Cd2+electrode _____(from/to)the...
Enter electrons as e. A voltaic cell is constructed in which the anode is a Cr...
Enter electrons as e. A voltaic cell is constructed in which the anode is a Cr Cr3+ half cell and the cathode is a SnSn2+ 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: The net cell reaction is: + + In the external...
Enter electrons as e A voltaic cell is constructed in which the anode is a Cr|Cr3+half cell and t...
Enter electrons as e A voltaic cell is constructed in which the anode is a Cr|Cr3+half cell and the cathode is a H2Ht 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: The net cell reaction is: In the external circuit, electrons migratethe Cr(Cr3+...
Consider the voltaic cell and reduction half potentials: Zn(s) | Zn 2+(aq) (0.100 M) || Ni2+(aq)...
Consider the voltaic cell and reduction half potentials: Zn(s) | Zn 2+(aq) (0.100 M) || Ni2+(aq) (1.50 M) | Ni(s) Zn 2+ (aq)/Zn (s) E o = - 0.760 V Ni2+ (aq)/Ni (s) E o = - 0.230 V a) Sketch the voltaic cell represented with the above line notation. Label the anode and cathode and indicate the half-reactions occurring at each electrode and the species present in each solution. Also indicate the direction of electron flow (3 marks). b)...
post lab queations help A voltaic cell consists of a Sn/Sn? half-cell and a Cr/Cr half-cell...
post lab queations help
A voltaic cell consists of a Sn/Sn? half-cell and a Cr/Cr half-cell at 25 °C. The initial concentrations of Snow and Creare 0.10 M and 0.30 M respectively. Standard reduction potentials are as follows: Sn + 2e → Sn, E = -0.14 V; C* + 3e → Cr, E = -0.76 V 1. Which is the anode, which is the cathode? 2. What is the value of E'cell? 3. What is the value of Q, the...
Consider a galvanic electrochemical cell constructed using Cr/Cr³⁺ and Zn/Zn²⁺ at 25 °C. The following half-reactions...
Consider a galvanic electrochemical cell constructed using Cr/Cr³⁺ and Zn/Zn²⁺ at 25 °C. The following half-reactions are provided for each metal: Cr³⁺(aq) + 3 e⁻ → Cr(s) E°red = -0.744 V Zn²⁺(aq) + 2 e⁻ → Zn(s) E°red = -0.763 V which half reaction takes place at the anode which is the standar cell potential write the balance equation for the overall reaction in acidic sol What is the cell potential for this cell at 25 °C when [Zn²⁺] =...
Folder# Grade 1. In the voltaic cell shown below, the electrons flow from Zn(s)|Zn²+ (aq)|| Cu"...
Folder# Grade 1. In the voltaic cell shown below, the electrons flow from Zn(s)|Zn²+ (aq)|| Cu" (aq)|Cu(s) Cu(s) (a) Cu(s) ® Zn(s) (b) Zn(s) (c) Zn(s) ® cu (d) Cut ® Zn(s) 2. Which of the following statements about the voltaic cell shown below is correct? Zn(s)[Zn** (aq)|| Cu** (aq) Cu(s) (a) Oxidation takes place at the cathode and reduction takes place at the anode. (b) Oxidation takes place at both the cathode and the anode. (c) Reduction takes place...
A voltaic cell is constructed in which the abode is a Zn|Zn^2+ half-cell and the cathode...
A voltaic cell is constructed in which the abode is a Zn|Zn^2+ half-cell and the cathode is a Cl^- Cl_2 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 (5). If a box is not needed, leave it blank.) The anode reaction is: In the external circuit, electrons migrate ___ the CT|Cl_2 electrode ____ the Zn|Zn^2+ electrode. In the salt bridge, anions migrate...
please show all work. thank you
4. Consider an electrochemical cell (a.k.a. galvanic cell or voltaic cell) with Ag(s) and 1.0 M AgNO3(aq) in one compartment and Cu(s) and 1.0 M Cu(NO3)2(aq) in the other compartment. Write the reactions and calculate the standard state cell potential at 298 K. E cathode = a. Reduction (cathode): Eanode = b. Oxidation (anode): Eºcell = C. Net (overall cell reaction): 5. Consider a galvanic cell with Sn(s) and 1.0 M Sn(NO3)2(aq) in one...
I need help on 2.
Sketch a voltaic cell based on the following reaction. (a) show the direction of electron flow and the direction of ion migration: (b) identify the cathode and anode: (c) state the signs of the cathode and anode: (d) give the overall balanced reaction. (e) Write the half-reactions that occur in the two electrode compartments. (f) Calculate E degree, assume 25 degree C: (g) Write a cell diagram for the cell: (h) Calculate E when [Cr^3+]...
Enter electrons as e. A voltaic cell is constructed in which the anode is a Cr Cr3+ half cell and the cathode is a SnSn2+ 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: The net cell reaction is: + + In the external...
Enter electrons as e A voltaic cell is constructed in which the anode is a Cr|Cr3+half cell and the cathode is a H2Ht 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: The net cell reaction is: In the external circuit, electrons migratethe Cr(Cr3+...
post lab queations help
A voltaic cell consists of a Sn/Sn? half-cell and a Cr/Cr half-cell at 25 °C. The initial concentrations of Snow and Creare 0.10 M and 0.30 M respectively. Standard reduction potentials are as follows: Sn + 2e → Sn, E = -0.14 V; C* + 3e → Cr, E = -0.76 V 1. Which is the anode, which is the cathode? 2. What is the value of E'cell? 3. What is the value of Q, the...
Folder# Grade 1. In the voltaic cell shown below, the electrons flow from Zn(s)|Zn²+ (aq)|| Cu" (aq)|Cu(s) Cu(s) (a) Cu(s) ® Zn(s) (b) Zn(s) (c) Zn(s) ® cu (d) Cut ® Zn(s) 2. Which of the following statements about the voltaic cell shown below is correct? Zn(s)[Zn** (aq)|| Cu** (aq) Cu(s) (a) Oxidation takes place at the cathode and reduction takes place at the anode. (b) Oxidation takes place at both the cathode and the anode. (c) Reduction takes place...
A voltaic cell is constructed in which the abode is a Zn|Zn^2+ half-cell and the cathode is a Cl^- Cl_2 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 (5). If a box is not needed, leave it blank.) The anode reaction is: In the external circuit, electrons migrate ___ the CT|Cl_2 electrode ____ the Zn|Zn^2+ electrode. In the salt bridge, anions migrate...
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