The standard potential for the cell Cl2(g) + Cu(s) ⇔ CuCl2(aq) is +1.02 V. Determine the...
The standard potential for the cell Cl2(g) +
Cu(s)
⇔ CuCl2(aq) is +1.02 V. Determine the potential
of the cell at 298 K when the partial pressure of chlorine gas is
0.100 bar and the concentration of copper(II) chloride is 0.017 mol
dm-3.
Homework Answers
By Nernest equation, Excell= Eocell-(0.059/2)log(Cucl2/pCl2)
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The standard potential for the cell Cl2(g) +
Cu(s)
⇔ CuCl2(aq) is +1.02 V. Determine the...
The standard potential for the cell Cl2(g) + Cu(s) CuCl2(aq) is +1.02 V. Determine the potential...
The standard potential for the cell Cl2(g) + Cu(s) CuCl2(aq) is +1.02 V. Determine the potential of the cell at 298 K when the partial pressure of chlorine gas is 0.100 bar and the concentration of copper(II) chloride is 0.017 mol dm3 How many ions are in sol'n? +1.02 V O +1.13 V +1.23 V +0.91V
Consider the following cell reaction at 18°C: Ca(e)+Cu+ (aq) + Ca2+ (aq) + Cu() Calculate the...
Consider the following cell reaction at 18°C: Ca(e)+Cu+ (aq) + Ca2+ (aq) + Cu() Calculate the standard cell potential of this cell from the standard electrode potentials, and from this, obtain AG" for the cell reaction. Calculate AF. Use these values of AN and AG to obtain AS for the cell reaction. Ca²+ (aq) +20 + Ca() --2.76 V Cu? (g) +20 + Cu(s) - 0.84 V AH;(O.*()) -- 542.8 kJ/mol AH;(Out (as)) - 64.8 kJ/mol V AG- AH- kJ...
The standard enthalpy change for the following reaction is 220 kJ at 298 K. CuCl2(s) -->Cu(s)...
The standard enthalpy change for the following reaction is 220 kJ at 298 K. CuCl2(s) -->Cu(s) + Cl2(g) ΔH° = 220 kJ What is the standard enthalpy change for this reaction at 298 K? Cu(s) + Cl2(g) --> CuCl2(s) Answer in kJ
5. Consider the galvanic cell, Pb(s) Pb(aq) || Cu(aq) Cu(s) What should be done to increase...
5. Consider the galvanic cell, Pb(s) Pb(aq) || Cu(aq) Cu(s) What should be done to increase the cell potential (i.e., become more positive)? Be specific when stating which concentration should be increased or decreased. 6. Calculate the cell potential (Ecell) at 25°C for the cell Fe(s) / (Fe*(0.100 M) || Pd**(1.0 * 10M) | Pd(s) Given that the standard reduction potential for Fe* /Fe is -0.45 V and for Pd/Pd is +0.95 V. 8. Balance the following reduction-oxidation reaction in...
*A copper, Cu(s), electrode is immersed in a solution that is 1.00 M in ammonia, NH3, and 1.00 M in tetraamminecopper(II), [Cu(NH3)4]2+. If a standard hydrogen electrode is used as the cathode, the ce...
*A copper, Cu(s), electrode is immersed in a solution that is
1.00 M in ammonia, NH3, and 1.00 M in tetraamminecopper(II),
[Cu(NH3)4]2+. If a standard hydrogen electrode is used as the
cathode, the cell potential, Ecell, is found to be 0.070 V at 298
K.
A copper, Cu(s), electrode is immersed in a solution that is 1.00 M in ammonia, NH3, and 1.00 M in tetraamminecopper(II), [NH. If a standard hydrogen electrode is used as the cathode, the cell potential,...
1) Calculate the cell potential, E°cell, for the following electrochemical reaction. Cu(s) + I2(g) → Cu+2(aq)...
1) Calculate the cell potential, E°cell, for the following electrochemical reaction. Cu(s) + I2(g) → Cu+2(aq) + 2I-1(aq) E = ? a.-0.87 V b.-0.19 V c.0.19 V d.0.87 V 2) Calculate the equilibrium constant (Keq) for the following reaction at 25 °C? (Faraday's Constant = 96,500 J / V · mol) & (R = 8.314 J / mol · K) 2Fe+3(aq) + Sn+2(aq) → 2Fe+2(aq) + Sn+4(aq) K = ? a. 4.04 x 107 b. 3.44 x 1018 c. 4.48...
Determine the Cell potential for Cr(3+)(aq) + Cl2(aq) --> Cr2O7(2-)(aq) + Cl-(aq). Assume 1.0 M and...
Determine the Cell potential for Cr(3+)(aq) + Cl2(aq) --> Cr2O7(2-)(aq) + Cl-(aq). Assume 1.0 M and all partial pressures are 1.0 atm. a. 0.06 V b. 1.50 V c. 0.03 V Determine the Cell potential for Cu(2+)(aq) + Mg(s) --> Mg(2+)(aq) + Cu(s) a. 8.83 V b. 2.71 V c. 4.45 V Suppose you had a container with 3 separate bulbs filled with a gaseous compound. For this particular experiment you have 10 molecules filling the flask. What is the...
Determine the Cell potential for Cr(3+)(aq) + Cl2(aq) --> Cr2O7(2-)(aq) + Cl-(aq). Assume 1.0 M and...
Determine the Cell potential for Cr(3+)(aq) + Cl2(aq) --> Cr2O7(2-)(aq) + Cl-(aq). Assume 1.0 M and all partial pressures are 1.0 atm. a. 0.06 V b. 1.50 V c. 0.03 V Determine the Cell potential for Cu(2+)(aq) + Mg(s) --> Mg(2+)(aq) + Cu(s) a. 8.83 V b. 2.71 V c. 4.45 V Suppose you had a container with 3 separate bulbs filled with a gaseous compound. For this particular experiment you have 10 molecules filling the flask. What is the...
The standard cell potential of the following cell: M(s) IM(aq)Il Cu (aq) I Cu(s) is +1.28...
The standard cell potential of the following cell: M(s) IM(aq)Il Cu (aq) I Cu(s) is +1.28 V at 25°C. a) Calculate the standard reduction potential for the redox couple, M(s)/M"(aą). b) Identify the metal M. c) Write the cell notation for this Voltaic cell
If a platinum indicator electrode is used to measure [Cu^22^++] (standard reduction potential of Cu^22^++ is 0.337 V), and [Cu^22^++] = 0.0053 M, what is the cell potential (V) if the reference electr...
If a platinum indicator electrode is used to measure [Cu^22^++]
(standard reduction potential of Cu^22^++ is 0.337 V), and
[Cu^22^++] = 0.0053 M, what is the cell potential (V) if the
reference electrode is SCE and the measurement is taken at 298
K?
Indicator Electrode--Quantification (Homework) Homework Unanswered If a platinum indicator electrode is used to measure [Cu2+] (standard reduction potential of Cu +is 0.337 V), and [Cu2+ o.0053 M, what is the cell potential (V) if the reference electrode...
The standard potential for the cell Cl2(g) + Cu(s) CuCl2(aq) is +1.02 V. Determine the potential of the cell at 298 K when the partial pressure of chlorine gas is 0.100 bar and the concentration of copper(II) chloride is 0.017 mol dm3 How many ions are in sol'n? +1.02 V O +1.13 V +1.23 V +0.91V
Consider the following cell reaction at 18°C: Ca(e)+Cu+ (aq) + Ca2+ (aq) + Cu() Calculate the standard cell potential of this cell from the standard electrode potentials, and from this, obtain AG" for the cell reaction. Calculate AF. Use these values of AN and AG to obtain AS for the cell reaction. Ca²+ (aq) +20 + Ca() --2.76 V Cu? (g) +20 + Cu(s) - 0.84 V AH;(O.*()) -- 542.8 kJ/mol AH;(Out (as)) - 64.8 kJ/mol V AG- AH- kJ...
5. Consider the galvanic cell, Pb(s) Pb(aq) || Cu(aq) Cu(s) What should be done to increase the cell potential (i.e., become more positive)? Be specific when stating which concentration should be increased or decreased. 6. Calculate the cell potential (Ecell) at 25°C for the cell Fe(s) / (Fe*(0.100 M) || Pd**(1.0 * 10M) | Pd(s) Given that the standard reduction potential for Fe* /Fe is -0.45 V and for Pd/Pd is +0.95 V. 8. Balance the following reduction-oxidation reaction in...
*A copper, Cu(s), electrode is immersed in a solution that is
1.00 M in ammonia, NH3, and 1.00 M in tetraamminecopper(II),
[Cu(NH3)4]2+. If a standard hydrogen electrode is used as the
cathode, the cell potential, Ecell, is found to be 0.070 V at 298
K.
A copper, Cu(s), electrode is immersed in a solution that is 1.00 M in ammonia, NH3, and 1.00 M in tetraamminecopper(II), [NH. If a standard hydrogen electrode is used as the cathode, the cell potential,...
The standard cell potential of the following cell: M(s) IM(aq)Il Cu (aq) I Cu(s) is +1.28 V at 25°C. a) Calculate the standard reduction potential for the redox couple, M(s)/M"(aą). b) Identify the metal M. c) Write the cell notation for this Voltaic cell
If a platinum indicator electrode is used to measure [Cu^22^++]
(standard reduction potential of Cu^22^++ is 0.337 V), and
[Cu^22^++] = 0.0053 M, what is the cell potential (V) if the
reference electrode is SCE and the measurement is taken at 298
K?
Indicator Electrode--Quantification (Homework) Homework Unanswered If a platinum indicator electrode is used to measure [Cu2+] (standard reduction potential of Cu +is 0.337 V), and [Cu2+ o.0053 M, what is the cell potential (V) if the reference electrode...
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