A voltaic cell uses the following reaction: 2Al(s) + 3I2(s) → 2Al3+(aq) + 6I-(aq) a) Calculate...
A voltaic cell uses the following reaction: 2Al(s) + 3I2(s) → 2Al3+(aq) + 6I-(aq)
a) Calculate the cell potential (ε°cell) under standard conditions.
b) Calculate the cell potential (E) when [Al3+] = 0.015M and [I-] = 0.025M.
Homework Answers
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A voltaic cell uses the following reaction: 2Al(s) +
3I2(s) → 2Al3+(aq) + 6I-(aq)
a) Calculate...
The standard emf for the cell using the overall cell reaction below is +2.20 V: 2Al(s)...
The standard emf for the cell using the overall cell reaction below is +2.20 V: 2Al(s) + 3I2 (s) → 2Al3+ (aq) + 6I− (aq) The emf generated by the cell when [Al3+] = 5.0 ⋅ 10−3 M and [I−] = 0.010 M is ________ V. The standard emf for the cell using the overall cell reaction below is +2.20 V: (s) + (s) (aq) + (aq) The emf generated by the cell when [] = 5.0 M and []...
Part complete The standard emf for the cell using the overall cell reaction below is +2.20...
Part complete The standard emf for the cell using the overall cell reaction below is +2.20 V: 2Al(s) + 3I2 (s) → 2Al3+ (aq) + 6I− (aq) The emf generated by the cell when [Al3+] = 4.0 ⋅ 10−3 M and [I−] = 0.015 M is ________ V.
The standard emf for the cell using the overall cell reaction below is +2.20 V: 2Al(s)...
The standard emf for the cell using the overall cell reaction below is +2.20 V: 2Al(s) + 3I2(s) → 2AI3+(aq) + 6I-(aq) The emf generated by the cell when [AI3+] = 4.0 × 10-3 M and [I-] = 0.015 M is ________ V. The standard emf for the cell using the overall cell reaction below is +2.20 V: 2Al(s) + 3I2(s) 2AI3+(aq) + 6I-(aq) The emf generated by the cell when [AI3+] = 4.0 × 10-3 M and [I-] =...
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cell A voltaic cell employs the following redox reaction: Cu(s) + 2 Ag+ (aq) – Cu 2+ (aq) + 2 Ag(s) The E° for the reaction is +0.46 V. The initial (nonstandard) conditions are: [Ag +] = 0.025M; [Cu 2+] = 2.0 M Part a. Write the half-reaction that occurs at the anode. Part b. Write the half-reaction that occurs at the cathode. Part c. How many electrons are transferred in this reaction? Part d. What is the cell potential,...
A voltaic cell employs the following redox reaction: Cu(s) + 2 Ag + (aq) → Cu...
A voltaic cell employs the following redox reaction: Cu(s) + 2 Ag + (aq) → Cu 2+ (aq) + 2 Ag(s) The Eº cell for the reaction is +0.46 V. The initial (nonstandard) conditions are: [Ag +] = 0.025M ; [Cu 2+] = 2.0 M Part a. Write the half-reaction that occurs at the anode. Part b. Write the half-reaction that occurs at the cathode. Part c. How many electrons are transferred in this reaction? Part d. What is...
A voltaic cell is constructed in which the following cell reaction occurs. The half-cell compartments are...
A voltaic cell is constructed in which the following cell reaction occurs. The half-cell compartments are connected by a salt bridge. 3Cl2(g) + 2Al(s) 6Cl-(aq) + 2Al3+(aq) The anode reaction is: _____+ _____+_____ The cathode reaction is:_____ +_____ +_____ In the external circuit, electrons migrate_____ the Al|Al3+ electrode_____ the Cl-|Cl2 electrode. In the salt bridge, anions migrate_____the Cl-|Cl2 compartment____ the Al|Al3+ compartment.
A voltaic cell employs the following redox reaction: 2Fe3+(aq)+3Mg(s)→2Fe(s)+3Mg2+(aq) Calculate the cell potential at 25 ∘C...
A voltaic cell employs the following redox reaction: 2Fe3+(aq)+3Mg(s)→2Fe(s)+3Mg2+(aq) Calculate the cell potential at 25 ∘C under each of the following conditions. (standard condition was 2.33) A) [Fe3+]= 1.3×10−3 M ; [Mg2+]= 1.75 M B) [Fe3+]= 1.75 M ; [Mg2+]= 1.3×10−3 M
1.A voltaic cell is constructed that uses the following reaction and operates at 298 K. Zn(s)...
1.A voltaic cell is constructed that uses the following reaction
and operates at 298 K.
Zn(s) + Ni2+(aq)
Zn2+(aq) + Ni(s)
2.A voltaic cell utilizes the following reaction and operates at
298 K.
3 Ce4+(aq) + Cr(s)
3 Ce3+(aq) + Cr3+(aq)
We were unable to transcribe this imageA voltaic cell is constructed that uses the following reaction and operates at 298 K. Zn(s) + Ni2+(aq) → Zn2+ (aq) + Ni(s) (a) What is the emf of this cell under standard...
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QUESTION 47 Determine the equilibrium constant for the following reaction at 581 K. HCN(g) + 2 H2(g) → CH3NH2(g) ΔH° = -158 kJ; ΔS°= -219.9 J/K 3.99 × 1012 3.26 × 10-12 13.0 2.97 × 1011 0.002 4.92 × 1025 3.4 × 10-12 None of these 523.2 QUESTION 48 The standard emf for the cell using the overall cell reaction below is +2.20 V: 2Al(s) + 3I2 (s) → 2Al3+ (aq) + 6I- (aq) The emf generated by the cell when [Al3+] = 1.3 ×...
A voltaic cell employs the following redox reaction: 2Fe3+(aq)+3Mg(s)→2Fe(s)+3Mg2+(aq)2Fe3+(aq)+3Mg(s)→2Fe(s)+3Mg2+(aq) Calculate the cell potential at 25 ∘C∘C...
A voltaic cell employs the following redox reaction: 2Fe3+(aq)+3Mg(s)→2Fe(s)+3Mg2+(aq)2Fe3+(aq)+3Mg(s)→2Fe(s)+3Mg2+(aq) Calculate the cell potential at 25 ∘C∘C under each of the following conditions. Part A: standard conditions Part B: [Fe3+]=[Fe3+]= 2.0×10−3 MM ; [Mg2+]=[Mg2+]= 2.25 M Part C: [Fe3+]=[Fe3+]= 2.25 MM ; [Mg2+]=[Mg2+]= 2.0×10−3 M
cell A voltaic cell employs the following redox reaction: Cu(s) + 2 Ag+ (aq) – Cu 2+ (aq) + 2 Ag(s) The E° for the reaction is +0.46 V. The initial (nonstandard) conditions are: [Ag +] = 0.025M; [Cu 2+] = 2.0 M Part a. Write the half-reaction that occurs at the anode. Part b. Write the half-reaction that occurs at the cathode. Part c. How many electrons are transferred in this reaction? Part d. What is the cell potential,...
1.A voltaic cell is constructed that uses the following reaction
and operates at 298 K.
Zn(s) + Ni2+(aq)
Zn2+(aq) + Ni(s)
2.A voltaic cell utilizes the following reaction and operates at
298 K.
3 Ce4+(aq) + Cr(s)
3 Ce3+(aq) + Cr3+(aq)
We were unable to transcribe this imageA voltaic cell is constructed that uses the following reaction and operates at 298 K. Zn(s) + Ni2+(aq) → Zn2+ (aq) + Ni(s) (a) What is the emf of this cell under standard...
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