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Determine the value of AGº for the following reaction if the standard potential of the cell...
Save Answ Determine el valor de AGⓇ para la siguiente reacción si el potencial estándar de...
Save Answ Determine el valor de AGⓇ para la siguiente reacción si el potencial estándar de la celda en donde ocurre esa reacción es E = +1.08 V. 2 Cr (s) + 3 Cu2+ (ac) – 2 Cr3+ (ac) + 3 Cu (s) A-2.08 x 102 kJ/mol B.-6.25 x 102 kJ/mol C.-3.13 x 102 kJ/mol D. -4.17 x 102 kJ/mol OE-5.21 x 102 kJ/mol
53-54 53) The standard cell potential (E®cell) of the reaction below is -0.55 V. The value...
53-54
53) The standard cell potential (E®cell) of the reaction below is -0.55 V. The value of AGº for the reaction is J/mol. 12 (s) + 2Br- (aq) → 21- (aq) + Br2 (1) A) 0.55 B) 5.5 x 10-6 C) 1.1 x 105 D) 0.54 E) none of the above 54) The standard cell potential (Eºcell) of the reaction below is +1.34 V. The value of AGº for the reaction is kJ/mol 3 Cu (s) + 2 MnO4- (aq)...
Write net equation for the spontaneous redox reaction and determine the standard cell potential that results...
Write net equation for the spontaneous redox reaction and determine the standard cell potential that results when each of the following redox couples are connected in an electrochemical cell. Instructions: • Enter all substances in the order listed at the top of the column. • Use a carot to indicate a superscript, but do nothing for subscripts. • Use a hyphen + greater than (->) for yields. . Click on the eye symbol to check your formatting. Couples Rxn: Ox(1)...
Write net equation for the spontaneous redox reaction and determine the standard cell potential that results...
Write net equation for the spontaneous redox reaction and
determine the standard cell potential that results when each of the
following redox couples are connected in an electrochemical
cell.
Instructions:
Enter all substances in the order listed at the top of
the column.
Use a carot to indicate a superscript, but do nothing for
subscripts.
Use a hyphen + greater than (->) for yields.
Click on the eye symbol to check your formatting.
1. + 20/24 points Previous Answers My...
need answers for all questions Question 35 (3 points) (35) For galvanic cell: (-) Cr/ Cr3+...
need answers for all questions
Question 35 (3 points) (35) For galvanic cell: (-) Cr/ Cr3+ (aq) // Cu2+ (aq) / Cu (+), the correct half reactions are 0 (a) Cr3+ (a) Cr3+ + 3e → Crat (-) electrode; Cu+ 2e → Cu2+ at (+) electrode (b) Cr - 3e → Cr3+ at (-) electrode; Cu2+ + 2e → 2 Cu at (+) electrode Occ) cr (c) Cr + 3e → Cr3+ at (-) electrode; Cu2+ - 2e → Cu...
use tabulated standard electrode potential to calculate the standard cell potential for the reaction occurring in an el...
use tabulated standard electrode potential to calculate the
standard cell potential for the reaction occurring in an
electrochemical cell at 25 C. (The equation is balanced.)
3Ni^2+(aq)+2Cr(s)--->3Ni(s)2Cr^3+(aq)
Express your answer to two significant figures and include the
appropriate units.
em 26 E (V) -0.45 -0.50 -0.73 -0.76 -1.18 Standard reduction half-cell potentials at 25°C Half-reaction E° (V) Half-reaction Aul+ (aq) + 3e +Au(s) 1.50 Fe2+ (aq) + 2eFe(s) Ag+ (aq) +e-Ag(s) 0.80 Cr3+ (aq) + Cr²+ (aq) Fe+(aq) + 3e...
The standard cell potential (Eºcell) of the reaction below is -0.55 V. The value of AGº...
The standard cell potential (Eºcell) of the reaction below is -0.55 V. The value of AGº for the reaction is _ J/mol. 12 (s) + 2Br (aq) → 21+ (aq) + Brz (1) Select one: O a. 0.54 O b. 0.55 c. 5.5 x 10-6 O O d. 1.1 x 105 o e. none of the above The structure of 2,3-dimethylheptane is CH; Select one: CHCHZ O a. CH2 - CH2 - CH2 - CH2 H3C CH3 b. CHÚCH-C-CH-CH3 CH3...
8. The standard cell potential (E°cell) for the reaction below is +1.10 V. Calculate the cell...
8. The standard cell potential (E°cell) for the reaction below is +1.10 V. Calculate the cell potential for this reaction when the concentration of [Cu2+] = 1.0 × 10-5 M and [Zn2+] = 3.5 M. Zn (s) + Cu2+ (aq) → Cu (s) + Zn2+ (aq)
please answer all wueston Question 33 (3 points) (33) For a galvanic cell notation: (-) Ni...
please answer all wueston
Question 33 (3 points) (33) For a galvanic cell notation: (-) Ni /Ni2+ (aq) // Au3+ (aq) / Au (+), The electrode potentials: Eº (Ni2+/ Ni) = -0.257 V, E ° (AU3+ / Au ) = 1.498 V. The cell potential Eºcell (a) 1.241 V (b) - 1.755 V O (0) 1.755 V (d) 1.498 Why Question 35 (3 points) (35) For galvanic cell: (-) Cr/ Cr3+ (aq) / Cu2+ (aq) / Cu(+), the correct half...
8. The standard cell potential (E°cell) for the reaction below is +1.10 V. Calculate the cell pot...
8. The standard cell potential (E°cell) for the reaction below is +1.10 V. Calculate the cell potential for this reaction when the concentration of [Cu2+] = 1.0 × 10-5 M and [Zn2+] = 3.5 M. Zn (s) + Cu2+ (aq) → Cu (s) + Zn2+ (aq)
Save Answ Determine el valor de AGⓇ para la siguiente reacción si el potencial estándar de la celda en donde ocurre esa reacción es E = +1.08 V. 2 Cr (s) + 3 Cu2+ (ac) – 2 Cr3+ (ac) + 3 Cu (s) A-2.08 x 102 kJ/mol B.-6.25 x 102 kJ/mol C.-3.13 x 102 kJ/mol D. -4.17 x 102 kJ/mol OE-5.21 x 102 kJ/mol
53-54
53) The standard cell potential (E®cell) of the reaction below is -0.55 V. The value of AGº for the reaction is J/mol. 12 (s) + 2Br- (aq) → 21- (aq) + Br2 (1) A) 0.55 B) 5.5 x 10-6 C) 1.1 x 105 D) 0.54 E) none of the above 54) The standard cell potential (Eºcell) of the reaction below is +1.34 V. The value of AGº for the reaction is kJ/mol 3 Cu (s) + 2 MnO4- (aq)...
Write net equation for the spontaneous redox reaction and determine the standard cell potential that results when each of the following redox couples are connected in an electrochemical cell. Instructions: • Enter all substances in the order listed at the top of the column. • Use a carot to indicate a superscript, but do nothing for subscripts. • Use a hyphen + greater than (->) for yields. . Click on the eye symbol to check your formatting. Couples Rxn: Ox(1)...
Write net equation for the spontaneous redox reaction and
determine the standard cell potential that results when each of the
following redox couples are connected in an electrochemical
cell.
Instructions:
Enter all substances in the order listed at the top of
the column.
Use a carot to indicate a superscript, but do nothing for
subscripts.
Use a hyphen + greater than (->) for yields.
Click on the eye symbol to check your formatting.
1. + 20/24 points Previous Answers My...
need answers for all questions
Question 35 (3 points) (35) For galvanic cell: (-) Cr/ Cr3+ (aq) // Cu2+ (aq) / Cu (+), the correct half reactions are 0 (a) Cr3+ (a) Cr3+ + 3e → Crat (-) electrode; Cu+ 2e → Cu2+ at (+) electrode (b) Cr - 3e → Cr3+ at (-) electrode; Cu2+ + 2e → 2 Cu at (+) electrode Occ) cr (c) Cr + 3e → Cr3+ at (-) electrode; Cu2+ - 2e → Cu...
use tabulated standard electrode potential to calculate the
standard cell potential for the reaction occurring in an
electrochemical cell at 25 C. (The equation is balanced.)
3Ni^2+(aq)+2Cr(s)--->3Ni(s)2Cr^3+(aq)
Express your answer to two significant figures and include the
appropriate units.
em 26 E (V) -0.45 -0.50 -0.73 -0.76 -1.18 Standard reduction half-cell potentials at 25°C Half-reaction E° (V) Half-reaction Aul+ (aq) + 3e +Au(s) 1.50 Fe2+ (aq) + 2eFe(s) Ag+ (aq) +e-Ag(s) 0.80 Cr3+ (aq) + Cr²+ (aq) Fe+(aq) + 3e...
The standard cell potential (Eºcell) of the reaction below is -0.55 V. The value of AGº for the reaction is _ J/mol. 12 (s) + 2Br (aq) → 21+ (aq) + Brz (1) Select one: O a. 0.54 O b. 0.55 c. 5.5 x 10-6 O O d. 1.1 x 105 o e. none of the above The structure of 2,3-dimethylheptane is CH; Select one: CHCHZ O a. CH2 - CH2 - CH2 - CH2 H3C CH3 b. CHÚCH-C-CH-CH3 CH3...
please answer all wueston
Question 33 (3 points) (33) For a galvanic cell notation: (-) Ni /Ni2+ (aq) // Au3+ (aq) / Au (+), The electrode potentials: Eº (Ni2+/ Ni) = -0.257 V, E ° (AU3+ / Au ) = 1.498 V. The cell potential Eºcell (a) 1.241 V (b) - 1.755 V O (0) 1.755 V (d) 1.498 Why Question 35 (3 points) (35) For galvanic cell: (-) Cr/ Cr3+ (aq) / Cu2+ (aq) / Cu(+), the correct half...
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