Part A. Consider the non-aqueous cell reaction 2Na(l) + FeCl2(s) --> 2NaCl(s) + Fe(s) for which...
Part A. Consider the non-aqueous cell reaction
2Na(l) + FeCl2(s) --> 2NaCl(s) + Fe(s) for which E°cell= 2.35 V at 200°C.
deltaG° at this temperature is what? *Do not include units in your answer. Report answer to 3 sigfigs
Part B.
A voltaic cell consists of an Au/Au3+electrode (E° = 1.50 V) and a Cu/Cu2+electrode (E° = 0.34 V).
Calculate [Au3+] if [Cu2+] = 1.20 M and Ecell= 1.13 V at 25°C.
*Do not include units in your answer. Report answer to 1 sigfigs
Part C.
What mass of copper will be deposited when 18.2 A are passed through a CuSO4solution for 45.0 minutes?
*Do not include units in your answer. Report answer to 3 sigfigs
Part D. In the compound [Ni(en)2(H2O)2]SO4(where en = ethylenediamine) the oxidation number and coordination number of nickel are, respectively
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Part A. Consider the non-aqueous cell reaction
2Na(l) + FeCl2(s) --> 2NaCl(s) + Fe(s) for which...
QUESTION 6 Consider the reaction below 2Na(l) + FeCl2(s) = 2NaCl(s) + Fe(s) for which Eºcell...
QUESTION 6 Consider the reaction below 2Na(l) + FeCl2(s) = 2NaCl(s) + Fe(s) for which Eºcell = 1.95 V at 200°C. Gº at this temperature is - A. -414 kJ B. -434 C-376 D. -520 E. -453
Consider a voltaic (galvanic) cell with the following metal electrodes. Identify which metal is the cathode...
Consider a voltaic (galvanic) cell with the following metal electrodes. Identify which metal is the cathode and which is the anode, and calculate the cell potential. (Use the table of Standard Electrode Potentials.) (a) Ca(II) and Sc(III) Cathode: . Ca(II) Sc(III) Anode: Ca(II) Sc(III) Ecell = 0.0591 x V (b) Pb(II) and In(III) Cathode: . Pb(II) In(III) Anode: Pb(II) In(III) Ecell - (c) Ni(II) and Zr(IV) Cathode: NI(II) Zr(IV) Anode: Ni(II) Zr(IV) Ecell - V Supporting Materials Periodic Table Supplemental...
B. Calculate the standard entropy change for the reaction 2Na(s)+Cl2(g)?2NaCl(s) using the data from the following t...
B. Calculate the standard entropy change for the reaction
2Na(s)+Cl2(g)?2NaCl(s)
using the data from the following table:
Substance
?H?f (kJ/mol)
?G?f (kJ/mol)
S? [J/(K?mol)]
Na(s)
0.00
0.00
51.30
Cl2(g)
0.00
0.00
223.1
NaCl(s)
-411.0
-384.0
72.10
Express your answer to four significant figures and include the
appropriate units.
Part A Predict the sign of the entropy change, AS°,for each of the reaction displayed. Drag the appropriate items to their respective bins. Ag+(aq) + Cl-(aq) → AgCl(s) | | Ca(OH)2(s) →...
Consider a galvanic cell that uses the reaction Cu (s) + 2Fe+ (aq) Cu2+ (aq) +...
Consider a galvanic cell that uses the reaction Cu (s) + 2Fe+ (aq) Cu2+ (aq) + 2Fe+ (aq) Part A What is the potential of a cell at 25 C that has the following ion concentrations? Fel 1 - 1.5x10-4M. Cu2+1 -0.29 M. Fe2+1 -0.18 M Express your answer to two significant figures and include the appropriate units. HA ? Value Units Submit Resvest Answer A galvanie cel has an iron electrode in contact with 0.19 M FeSO, and a...
A copper, Cu(s), electrode is immersed in a solution that is 1.00 M in ammonia, NH3,...
A copper, Cu(s), electrode is immersed in a solution that is 1.00 M in ammonia, NH3, and 1.00 M in tetraamminecopper(I), [Cu(NH). If a standard hydrogen electrode is used as the cathode, the cell potential, Ecell, is found to be 0.074 V at 298 K Constants Periodic Table Use the standard reduction potentials shown here to answer the questions Reduction half-reaction E (V) Cu2+ (aq) 2e Cu(s) 0.337 2H + (aq) + 2e →H, (g) | 0.000 ▼ Part A...
*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,...
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. You may want to reference (Pages 865 - 869) Section 19.6 while completing this problem. Part A standard conditions Express your answer in units of volts. Ecell = V Part B [Fe3+]= 1.2×10−3 M ; [Mg2+]= 1.70 M Express your answer in units of volts. Ecell = V SubmitRequest Answer Part C [Fe3+]= 1.70 M ; [Mg2+]=1.2×10−3 M...
2 A voltaic cell is set up with one beaker containing 1.0 M Cu(NO 3) 2...
2 A voltaic cell is set up with one beaker containing 1.0 M Cu(NO 3) 2 and a copper electrode, and another beaker containing 1.0 M Mn(NO 3) and a manganese electrode. Given the following standard reduction potentials, answer the 3 questions below: E Cu2+(aq) + 2e Cu(s) 0.34 V Mn2+(aq) + 2e + Mn(s) 1.18V Part a. Write out the half-cell reaction that occurs at the anode of the voltaic cell. Part b. In which direction do electrons flow?...
a) Part a. Define A, Z, and X in the following notation used to specify a...
a) Part a. Define A, Z, and X in the following notation used to specify a nuclide: A 2X. Part b. How are A and Z related? Part c. How many protons and how many neutrons are there in the common radiotracer, Iron-59? b) For the following redox reaction at 25°C, Ecell = 2.24 V. Calculate the equilibrium constant, K. Mg(s) + Pb 2+ (aq) + Mg - (aq) + Pb(s) c) A voltaic cell is set up with one...
A voltaic cell employs the following redox reaction: 2 Fe3+ (aq) + 3 Mg(s) + 2...
A voltaic cell employs the following redox reaction: 2 Fe3+ (aq) + 3 Mg(s) + 2 Fe (s) + 3 Mg2+ (aq) Calculate the cell potential at 25 °C under each of the following conditions. Part B You may want to reference (Pages 865 - 869) Section 19.6 while completing this problem. [Fe3+] = 2.5x10-3 M ; [Mg2+] = 2.85 M Express your answer in units of volts. ΟΙ ΑΣΦ ? Ecell V Submit Request Answer Part C [Fe3+] =...
QUESTION 6 Consider the reaction below 2Na(l) + FeCl2(s) = 2NaCl(s) + Fe(s) for which Eºcell = 1.95 V at 200°C. Gº at this temperature is - A. -414 kJ B. -434 C-376 D. -520 E. -453
Consider a voltaic (galvanic) cell with the following metal electrodes. Identify which metal is the cathode and which is the anode, and calculate the cell potential. (Use the table of Standard Electrode Potentials.) (a) Ca(II) and Sc(III) Cathode: . Ca(II) Sc(III) Anode: Ca(II) Sc(III) Ecell = 0.0591 x V (b) Pb(II) and In(III) Cathode: . Pb(II) In(III) Anode: Pb(II) In(III) Ecell - (c) Ni(II) and Zr(IV) Cathode: NI(II) Zr(IV) Anode: Ni(II) Zr(IV) Ecell - V Supporting Materials Periodic Table Supplemental...
B. Calculate the standard entropy change for the reaction
2Na(s)+Cl2(g)?2NaCl(s)
using the data from the following table:
Substance
?H?f (kJ/mol)
?G?f (kJ/mol)
S? [J/(K?mol)]
Na(s)
0.00
0.00
51.30
Cl2(g)
0.00
0.00
223.1
NaCl(s)
-411.0
-384.0
72.10
Express your answer to four significant figures and include the
appropriate units.
Part A Predict the sign of the entropy change, AS°,for each of the reaction displayed. Drag the appropriate items to their respective bins. Ag+(aq) + Cl-(aq) → AgCl(s) | | Ca(OH)2(s) →...
Consider a galvanic cell that uses the reaction Cu (s) + 2Fe+ (aq) Cu2+ (aq) + 2Fe+ (aq) Part A What is the potential of a cell at 25 C that has the following ion concentrations? Fel 1 - 1.5x10-4M. Cu2+1 -0.29 M. Fe2+1 -0.18 M Express your answer to two significant figures and include the appropriate units. HA ? Value Units Submit Resvest Answer A galvanie cel has an iron electrode in contact with 0.19 M FeSO, and a...
A copper, Cu(s), electrode is immersed in a solution that is 1.00 M in ammonia, NH3, and 1.00 M in tetraamminecopper(I), [Cu(NH). If a standard hydrogen electrode is used as the cathode, the cell potential, Ecell, is found to be 0.074 V at 298 K Constants Periodic Table Use the standard reduction potentials shown here to answer the questions Reduction half-reaction E (V) Cu2+ (aq) 2e Cu(s) 0.337 2H + (aq) + 2e →H, (g) | 0.000 ▼ Part A...
*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,...
2 A voltaic cell is set up with one beaker containing 1.0 M Cu(NO 3) 2 and a copper electrode, and another beaker containing 1.0 M Mn(NO 3) and a manganese electrode. Given the following standard reduction potentials, answer the 3 questions below: E Cu2+(aq) + 2e Cu(s) 0.34 V Mn2+(aq) + 2e + Mn(s) 1.18V Part a. Write out the half-cell reaction that occurs at the anode of the voltaic cell. Part b. In which direction do electrons flow?...
a) Part a. Define A, Z, and X in the following notation used to specify a nuclide: A 2X. Part b. How are A and Z related? Part c. How many protons and how many neutrons are there in the common radiotracer, Iron-59? b) For the following redox reaction at 25°C, Ecell = 2.24 V. Calculate the equilibrium constant, K. Mg(s) + Pb 2+ (aq) + Mg - (aq) + Pb(s) c) A voltaic cell is set up with one...
A voltaic cell employs the following redox reaction: 2 Fe3+ (aq) + 3 Mg(s) + 2 Fe (s) + 3 Mg2+ (aq) Calculate the cell potential at 25 °C under each of the following conditions. Part B You may want to reference (Pages 865 - 869) Section 19.6 while completing this problem. [Fe3+] = 2.5x10-3 M ; [Mg2+] = 2.85 M Express your answer in units of volts. ΟΙ ΑΣΦ ? Ecell V Submit Request Answer Part C [Fe3+] =...
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