Please answer both questions fully because I am uncertain on
what I did wrong, thanks!
Homework Answers
NAD^+ (aq) + H^+ (aq) + 2e^- -> NADH(aq)/H^+ E^0 = -0.320V
Pyruvate (aq) + 2H^+ + 2e^- ----------> lactate (aq) E^0 = -0.190V
Add Answer to:
Please answer both questions fully because I am uncertain on
what I did wrong, thanks!
What...
For the reaction: L-Malate + NAD⁺ ← → Oxaloacetate + NADH ΔE' = -0.154 n=2 T=298...
For the reaction: L-Malate + NAD⁺ ← → Oxaloacetate + NADH
ΔE' = -0.154
n=2
T=298 K
using the equation
ln (Keq) = (nFΔE'৹)/(RT)
Find Keq?
I know this sounds just plug and chug but am confused about the
signs of the numbers when plugged in. Please only answer if you're
of what you're doing!
Standard Reduction Potential of Some Biologically Important Half-Reactions, at pH 7.0 and 25°C (298 K) Half-reaction E' (V) 2H+ + 2e — H, (at standard...
Use the table below as the basis for the calculations needed to answer the following questions,...
Use the table below as the basis for the calculations needed to answer the following questions, Standard Reduction Potentials for Redox Pairs of Biological Relevance Redox Pair (oxidized form Number of Standard Reduction reduced form) electrons Potential, Volts Acetate → pyruvate 2 -0.70 Succinate-ketoglutarate 2 -0.67 Acetate acetaldehyde 2 -0.60 3-phosphoglycerate → 2 -0.55 glyceraldehyde-3-P a-ketoglutarate isocitrate 2 -0.38 2 -0.32 2 -0.30 N -0.29 NAD+ NADH FMNFMNH2 1,3-bisphosphoglycerate → glyceraldehyde-3-P Acetaldehyde ethanol Pyruvate lactate FAD FADH2 Oxaloacetatemalate 2 -0.20...
Use the table below as the basis for the calculations needed to answer the following questions....
Use the table below as the basis for the calculations needed to answer the following questions. Standard Reduction Potentials for Redox Pairs of Biological Relevance Standard Redox Pair Number Reduction (oxidized form of reduced form) Potential, electrons Volts Acetate - pyruvate 2 -0.70 Succinate --- 2 -0.67 ketoglutarate Acetate 2 -0.60 acetaldehyde 3-phosphoglycerate glyceraldehyde-3 2 -0.55 IP arketoglutarate → 2 -0.38 isocitrate NAD+ -NADH 2 -0.32 FMN--FMNH2 2 -0.30 1,3- bisphosphoglycerate 2 -0.29 glyceraldehyde-3- IP Acetaldehyde → -0.20 ethanol Pyruvate-lactate...
Answer is NOT: -0.12 Part F What is the AE, for the reduction of lactate to...
Answer is NOT: -0.12
Part F What is the AE, for the reduction of lactate to pyruvate by NAD+ under standard conditions? Express your answer using two decimal places. Templates Symbols undo regio desde keyboard shortcuts help AEG' = V Submit Request Answer Use the table below as the basis for the calculations needed to answer the following questions. Standard Reduction Potentials for Redox Pairs of Biological Relevance Standard Redox Pair Number Reduction (oxidized form of reduced form) Potential, electrons...
Question 2a (1 pt): Alcohol dehydrogenase catalyzes the reversible reaction shown. In the space below, write...
Question 2a (1 pt): Alcohol dehydrogenase catalyzes the reversible reaction shown. In the space below, write the two half-reactions for the redox reaction. Then, determine the cell potential (AE) and standard Gibbs free energy change (AG) for the reaction. (Hint: Use Tables 13.7a/b in "Metabolism Overview") Acetaldehyde + NADH+H→ Ethanol + NAD Question 2b (1 pt): Under physiological conditions, the reaction actually proceeds in the direction that has a positive AG. What would be the minimum value of the reaction...
What I have down is wrong, please answer if you actually know it Half-reaction E° (V)...
What I have down is wrong,
please answer if you actually know it
Half-reaction E° (V) 12(s) + 2e →→21"(aq) |0.535V 2H+(aq) + 2e → H2(g) 0.000V A13+(aq) + 3e + Al(s) -1.660V (1) The weakest oxidizing agent is: Al3+ enter formula (2) The strongest reducing agent is: (3) The strongest oxidizing agent is: I (4) The weakest reducing agent is: (5) Will Al(s) reduce 12(s) to I'(aq)? yes (6) Which species can be oxidized by H*(aq)? | | If...
Use the chart to answer the questions. Please be correct and careful In one step of...
Use the chart to answer the questions. Please be correct and
careful
In one step of glycolysis, glyceraldehyde 3-phosphate is oxidized by NAD+ to yield 3-phosphoglycerate and NADH. 2 2 2 Table 10-2 Standard Reduction Potentials for Redox Pairs of Biological Relevance* Redox Pair Number of (oxidized form → reduced form) Electrons E.(V) acetate pyruvate 2 -0.70 succinate → a-ketoglutarate 2 -0.67 acetate acetaldehyde 2 -0.60 3-phosphoglycerate → glyceraldehyde-3-P 2 -0.55 a-ketoglutarate isocitrate -0.38 NAD+ → NADH 2 -0.32 FMN-FMNH2...
Given the following standard reduction potentials: H^+ (aq) + 2e^- rightarrow H_2(g) E degree = 0.00...
Given the following standard reduction potentials: H^+ (aq) + 2e^- rightarrow H_2(g) E degree = 0.00 V Fe^3+ (aq) + 2e^- rightarrow Fe(s) E degree = -0.43 V (a) What is the cell potential by combining the above two half-reactions to make a working voltaic cell (same as galvanic cell)? (b) Which species will be oxidized in anode? Write the half-reaction for the anode. (c) Write the overall reaction and balance the chemical equation for this working voltaic cell. (d)...
What is the standard potential for the redox titration in this lab if the standard reduction...
What is the standard potential for the redox titration in this lab if the standard reduction potential at 25 degree for oxalate (below) is -0.430 V? What is Delta G degree for the redox reaction? Why then does the reaction need to be heated? 2 CO_2(g) + 2 H_3O^+(aq) + 2e^- rightarrow H_2C_2O_4(aq) E degree = -0.430 V
problem 9 D . the answer is 99.1 I don’t know how to do problem please...
problem 9 D . the answer is 99.1 I don’t know how to do problem
please show step by step
Problems | 261 E of 9. ng it to anide onsider the following reaction, in which two electrons are transferred from cytochrome-c (reduced) 2cyt c[Fe2+] +pyruvate 2H- 2cyt c[Fe3 + lactate for this reaction at p a. What is b. Calc H 7 and 25°C? ically, ulate the equilibrium constant for the reaction at pH 7 and 25°C. c. Calculate...
For the reaction: L-Malate + NAD⁺ ← → Oxaloacetate + NADH
ΔE' = -0.154
n=2
T=298 K
using the equation
ln (Keq) = (nFΔE'৹)/(RT)
Find Keq?
I know this sounds just plug and chug but am confused about the
signs of the numbers when plugged in. Please only answer if you're
of what you're doing!
Standard Reduction Potential of Some Biologically Important Half-Reactions, at pH 7.0 and 25°C (298 K) Half-reaction E' (V) 2H+ + 2e — H, (at standard...
Use the table below as the basis for the calculations needed to answer the following questions, Standard Reduction Potentials for Redox Pairs of Biological Relevance Redox Pair (oxidized form Number of Standard Reduction reduced form) electrons Potential, Volts Acetate → pyruvate 2 -0.70 Succinate-ketoglutarate 2 -0.67 Acetate acetaldehyde 2 -0.60 3-phosphoglycerate → 2 -0.55 glyceraldehyde-3-P a-ketoglutarate isocitrate 2 -0.38 2 -0.32 2 -0.30 N -0.29 NAD+ NADH FMNFMNH2 1,3-bisphosphoglycerate → glyceraldehyde-3-P Acetaldehyde ethanol Pyruvate lactate FAD FADH2 Oxaloacetatemalate 2 -0.20...
Use the table below as the basis for the calculations needed to answer the following questions. Standard Reduction Potentials for Redox Pairs of Biological Relevance Standard Redox Pair Number Reduction (oxidized form of reduced form) Potential, electrons Volts Acetate - pyruvate 2 -0.70 Succinate --- 2 -0.67 ketoglutarate Acetate 2 -0.60 acetaldehyde 3-phosphoglycerate glyceraldehyde-3 2 -0.55 IP arketoglutarate → 2 -0.38 isocitrate NAD+ -NADH 2 -0.32 FMN--FMNH2 2 -0.30 1,3- bisphosphoglycerate 2 -0.29 glyceraldehyde-3- IP Acetaldehyde → -0.20 ethanol Pyruvate-lactate...
Answer is NOT: -0.12
Part F What is the AE, for the reduction of lactate to pyruvate by NAD+ under standard conditions? Express your answer using two decimal places. Templates Symbols undo regio desde keyboard shortcuts help AEG' = V Submit Request Answer Use the table below as the basis for the calculations needed to answer the following questions. Standard Reduction Potentials for Redox Pairs of Biological Relevance Standard Redox Pair Number Reduction (oxidized form of reduced form) Potential, electrons...
Question 2a (1 pt): Alcohol dehydrogenase catalyzes the reversible reaction shown. In the space below, write the two half-reactions for the redox reaction. Then, determine the cell potential (AE) and standard Gibbs free energy change (AG) for the reaction. (Hint: Use Tables 13.7a/b in "Metabolism Overview") Acetaldehyde + NADH+H→ Ethanol + NAD Question 2b (1 pt): Under physiological conditions, the reaction actually proceeds in the direction that has a positive AG. What would be the minimum value of the reaction...
What I have down is wrong,
please answer if you actually know it
Half-reaction E° (V) 12(s) + 2e →→21"(aq) |0.535V 2H+(aq) + 2e → H2(g) 0.000V A13+(aq) + 3e + Al(s) -1.660V (1) The weakest oxidizing agent is: Al3+ enter formula (2) The strongest reducing agent is: (3) The strongest oxidizing agent is: I (4) The weakest reducing agent is: (5) Will Al(s) reduce 12(s) to I'(aq)? yes (6) Which species can be oxidized by H*(aq)? | | If...
Use the chart to answer the questions. Please be correct and
careful
In one step of glycolysis, glyceraldehyde 3-phosphate is oxidized by NAD+ to yield 3-phosphoglycerate and NADH. 2 2 2 Table 10-2 Standard Reduction Potentials for Redox Pairs of Biological Relevance* Redox Pair Number of (oxidized form → reduced form) Electrons E.(V) acetate pyruvate 2 -0.70 succinate → a-ketoglutarate 2 -0.67 acetate acetaldehyde 2 -0.60 3-phosphoglycerate → glyceraldehyde-3-P 2 -0.55 a-ketoglutarate isocitrate -0.38 NAD+ → NADH 2 -0.32 FMN-FMNH2...
Given the following standard reduction potentials: H^+ (aq) + 2e^- rightarrow H_2(g) E degree = 0.00 V Fe^3+ (aq) + 2e^- rightarrow Fe(s) E degree = -0.43 V (a) What is the cell potential by combining the above two half-reactions to make a working voltaic cell (same as galvanic cell)? (b) Which species will be oxidized in anode? Write the half-reaction for the anode. (c) Write the overall reaction and balance the chemical equation for this working voltaic cell. (d)...
What is the standard potential for the redox titration in this lab if the standard reduction potential at 25 degree for oxalate (below) is -0.430 V? What is Delta G degree for the redox reaction? Why then does the reaction need to be heated? 2 CO_2(g) + 2 H_3O^+(aq) + 2e^- rightarrow H_2C_2O_4(aq) E degree = -0.430 V
problem 9 D . the answer is 99.1 I don’t know how to do problem
please show step by step
Problems | 261 E of 9. ng it to anide onsider the following reaction, in which two electrons are transferred from cytochrome-c (reduced) 2cyt c[Fe2+] +pyruvate 2H- 2cyt c[Fe3 + lactate for this reaction at p a. What is b. Calc H 7 and 25°C? ically, ulate the equilibrium constant for the reaction at pH 7 and 25°C. c. Calculate...
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