Homework Answers
Here to solve this question we must have the basic knowledge of electrochemistry. Firstly the reduction reaction of NAD+ is written and then all the given values are substituted in the Nernst equation appropriately and after substituting these values we are able to calculate the pH of the biochemical environment
![we know that 109 1 1 7 = -log CH l] =p4 so -003202 -0.105 -0.02gssph the egn becomes on solving the equation me guation r - T](http://img.homeworklib.com/questions/7c63a5d0-d8f3-11eb-9b6d-6ff8ef8fd5c2.png?x-oss-process=image/resize,w_560)
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Question 33 of 33 Using the standard reduction potential (E° = -0.105 V) and the biochemical...
Question 32 of 33 What would be the biochemical formal potential (E°) of NADH reduction by...
Question 32 of 33 What would be the biochemical formal potential (E°) of NADH reduction by 02? ( 1 2 3 (7 8 9 0 +/- x 100 x 100 o search
26. Standard Reduction Potentials The standard reduc- tion potential, E", of any redox pair is defined...
26. Standard Reduction Potentials The standard reduc- tion potential, E", of any redox pair is defined for the half-cell reaction: Oxidizing agent + n electrons – reducing agent The E' values for the NAD+/NADH and pyruvate/lactate con- jugate redox pairs are -0.32 V and -0.19 V, respectively. (a) Which redox pair has the greater tendency to lose electrons? Explain. (b) Which pair is the stronger oxidizing agent? Explain. (C) Beginning with 1 M concentrations of each reactant and product at...
If the standard reduction potential for A --> A+ + e- was 1.21 volts and the...
If the standard reduction potential for A --> A+ + e- was 1.21 volts and the standard reduction potential for B --> B+2 + 2 e- was 0.46 volts, what would be the standard potential for the following reaction: B+2 + 2 A --> 2 A+ + B? If the standard reduction potential for X --> X+2 + 2 e- was 0.53 volts and the standard potential for the reaction: X + Y+2 --> X+2 + Y was 0.4 volts,...
A certain half-reaction has a standard reduction potential e ed =-0.80 V. An engineer proposes using...
A certain half-reaction has a standard reduction potential e ed =-0.80 V. An engineer proposes using this half-reaction at the anode of a galvanic cell that must provide at least 0.60 V of electrical power. The cell will operate under standard conditions. Note for advanced students: assume the engineer requires this half-reaction to happen at the anode of the cell. Is there a minimum standard reduction potential that the half-reaction used at the cathode of this cell can have? O...
Using the following standard reduction potentials Fe3+(aq) + e- → Fe2+(aq) E° = +0.77 V Pb2+(aq)...
Using the following standard reduction potentials Fe3+(aq) + e- → Fe2+(aq) E° = +0.77 V Pb2+(aq) + 2 e- → Pb(s) E° = -0.13 V calculate the standard cell potential for the galvanic cell reaction given below, and determine whether or not this reaction is spontaneous under standard conditions. Pb2+(aq) + 2 Fe2+(aq) → 2 Fe3+(aq) + Pb(s) Group of answer choices E° = -0.90 V, spontaneous E° = -0.90 V, nonspontaneous E° = +0.90 V, nonspontaneous E° = +0.90...
A certain half-reaction has a standard reduction potential Ered = +0.03 V. An engineer proposes using...
A certain half-reaction has a standard reduction potential Ered = +0.03 V. An engineer proposes using this half-reaction at the cathode of a galvanic cell that must provide at least 0.80 V of electrical power. The cell will operate under standard conditions. Note for advanced students: assume the engineer requires this half-reaction to happen at the cathode of the cell. 00 Is there a minimum standard reduction potential that the half-reaction used at the anode of this cell can have?...
The standard reduction potential of the Ag Ag electrode is +0.80 V and the standard potential...
The standard reduction potential of the Ag Ag electrode is +0.80 V and the standard potential of the cell Fe(s) Fe3+(aq) || Ag" (aq) Ag(s) is +0.84 V. What is the standard reduction potential of the Fe3+1Fe electrode? +1.64 V +0.04 V O-1.64v -0.04 v -0.12 V Question 10 (1 point) In the following cell, A is a standard Co2+1Co electrode connected to a standard hydrogen electrode. If the voltmeter reading is -0.28 V, which half-reaction occurs in the left-hand...
Question 13 Note Marked out of 500 P Flag question Use the standard reduction potential values...
Question 13 Note Marked out of 500 P Flag question Use the standard reduction potential values from your chemistry data sheet to answer this question For the cell shown, the measured cell potential is -0.3565 V at 25°C. Pt(s)H(0.0.815 atm) |H(aq, ? M) || Cd (aq, 1.00 M) | Cd (s) (a)(1 mark) Determine the standard potential of the anode (EA) 0.257 V 403 V 0.00 V +0.403 at the cathode? (b) (1 mark) What is the value of 0.16...
A certain half-reaction has a standard reduction potential e ed = -0.17 V. An engineer proposes...
A certain half-reaction has a standard reduction potential e ed = -0.17 V. An engineer proposes using this half-reaction at the anode of a galvanic cell that must provide at least 0.80 V of electrical power. The cell will operate under standard conditions. Note for advanced students: assume the engineer requires this half-reaction to happen at the anode of the cell. olo Is there a minimum standard reduction potential that the half-reaction used at the cathode of this cell can...
1. (4 points) The reduction potential for conversion of glyceraldehyde-3-phosphate to 3- phosphoglycerate is -0.536 V....
1. (4 points) The reduction potential for conversion of glyceraldehyde-3-phosphate to 3- phosphoglycerate is -0.536 V. Using this value, determine the AG" of the reaction below. Y OPO,2 + NAD + P. + NADH 2O3PO Y OH OPO,2 OH
Question 32 of 33 What would be the biochemical formal potential (E°) of NADH reduction by 02? ( 1 2 3 (7 8 9 0 +/- x 100 x 100 o search
26. Standard Reduction Potentials The standard reduc- tion potential, E", of any redox pair is defined for the half-cell reaction: Oxidizing agent + n electrons – reducing agent The E' values for the NAD+/NADH and pyruvate/lactate con- jugate redox pairs are -0.32 V and -0.19 V, respectively. (a) Which redox pair has the greater tendency to lose electrons? Explain. (b) Which pair is the stronger oxidizing agent? Explain. (C) Beginning with 1 M concentrations of each reactant and product at...
A certain half-reaction has a standard reduction potential e ed =-0.80 V. An engineer proposes using this half-reaction at the anode of a galvanic cell that must provide at least 0.60 V of electrical power. The cell will operate under standard conditions. Note for advanced students: assume the engineer requires this half-reaction to happen at the anode of the cell. Is there a minimum standard reduction potential that the half-reaction used at the cathode of this cell can have? O...
A certain half-reaction has a standard reduction potential Ered = +0.03 V. An engineer proposes using this half-reaction at the cathode of a galvanic cell that must provide at least 0.80 V of electrical power. The cell will operate under standard conditions. Note for advanced students: assume the engineer requires this half-reaction to happen at the cathode of the cell. 00 Is there a minimum standard reduction potential that the half-reaction used at the anode of this cell can have?...
The standard reduction potential of the Ag Ag electrode is +0.80 V and the standard potential of the cell Fe(s) Fe3+(aq) || Ag" (aq) Ag(s) is +0.84 V. What is the standard reduction potential of the Fe3+1Fe electrode? +1.64 V +0.04 V O-1.64v -0.04 v -0.12 V Question 10 (1 point) In the following cell, A is a standard Co2+1Co electrode connected to a standard hydrogen electrode. If the voltmeter reading is -0.28 V, which half-reaction occurs in the left-hand...
Question 13 Note Marked out of 500 P Flag question Use the standard reduction potential values from your chemistry data sheet to answer this question For the cell shown, the measured cell potential is -0.3565 V at 25°C. Pt(s)H(0.0.815 atm) |H(aq, ? M) || Cd (aq, 1.00 M) | Cd (s) (a)(1 mark) Determine the standard potential of the anode (EA) 0.257 V 403 V 0.00 V +0.403 at the cathode? (b) (1 mark) What is the value of 0.16...
A certain half-reaction has a standard reduction potential e ed = -0.17 V. An engineer proposes using this half-reaction at the anode of a galvanic cell that must provide at least 0.80 V of electrical power. The cell will operate under standard conditions. Note for advanced students: assume the engineer requires this half-reaction to happen at the anode of the cell. olo Is there a minimum standard reduction potential that the half-reaction used at the cathode of this cell can...
1. (4 points) The reduction potential for conversion of glyceraldehyde-3-phosphate to 3- phosphoglycerate is -0.536 V. Using this value, determine the AG" of the reaction below. Y OPO,2 + NAD + P. + NADH 2O3PO Y OH OPO,2 OH
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