If the E°' for the NAD/NADH half cell is -0.32V and for the fumarate/succinate half cell...

Question

Question

If the E°' for the NAD/NADH half cell is -0.32V and for the fumarate/succinate half cell...

If the E°' for the NAD/NADH half cell is -0.32V and for the fumarate/succinate half cell is 0.031V, calculate the ΔG°' for the reaction NADH + H+ + fumarate → NAD+ + succinate given F = 96.5 kJ/Vmol.

	-12.55 kJ/mol
		-67.74 kJ/mol
		67.74 kJ/mol
		-55.78 kJ/mol
		55.78 kJ/mol

science biology

Add a comment Improve this question Transcribed image text

Answer 1

Answer #1

E=-0.32+0.031 V

=0.289V

∆Go
’ = –nF ∆Eo
∆Go
’ = –2(96.5 kJ V–1 mol –1)(0.289V) = – 55.77kJ /mol

Therefore answer is -55.78kj/mol

Add a comment

Answer 2

Similar Homework Help Questions

What would ΔG∘′ be for an enzyme that oxidizes succinate with NAD+ instead of FAD? Oxidant...

What would ΔG∘′ be for an enzyme that oxidizes succinate with NAD+ instead of FAD? Oxidant Reductant n E∘′(V) NAD++H++2e− ⇌ NADH 2 −0.32 Fumarate+2H++2e− ⇌ Succinate 2 0.03 Use the following equation and F = 96.485 kJ/mol. ΔG°’ = ‒nFΔE°’ Express your answer to two significant figures and include the appropriate units ΔG′= value w/ units please
E Volts) 6 co2/glucose 0.43] -0.5 I-0.42] -0.4 NAD /NADH 0.32] -03 -0.2 -0.1 Fumarate/succinate 0.03]...

E Volts) 6 co2/glucose 0.43] -0.5 I-0.42] -0.4 NAD /NADH 0.32] -03 -0.2 -0.1 Fumarate/succinate 0.03] 0.0 [0.10] +0.1 2 H /H2 I- 0.27] FADIFADH2 0.18] S°/H2S CoQ/CoQH2 +0.2 Cyt C (Fe )Cyt C (Fe+) [0.25] +0.3- +0.4 +0.5 +0.6 No,INO2 [0.421 Fe3+/Fe2+ 4 0,H20 (0.82108 10.77) +07
1. Consider the following 2 half reactions Fumarate +2H + 2e- --> succinate E= 0.031 Pyruvate...

1. Consider the following 2 half reactions Fumarate +2H + 2e- --> succinate E= 0.031 Pyruvate +2H + 2e- --> lactate E= -0.185 a. In each reaction identify the oxidized form and the reduced form. b. Write the overall reaction c. Identify what is getting oxidized and what is getting reduced. d. Calculate deltaE e. Calculate deltaE under the following conditions; fumarate= 0.18mM, succinate= 0.32 mM, pyruvate= 0.25mM, lactate= 0.28nM at 37 degrees.

E'° of the NAD+/NADH half reaction is –0.32 V. The E'° of the Acetic acid/acetaldehyde half...

E'° of the NAD+/NADH half reaction is –0.32 V. The E'° of the Acetic acid/acetaldehyde half reaction is –0.58 V. What is the E'° of the spontaneous reaction?
QUESTION 8 Consider the reaction: Malate + NAD → Oxaloacetate + NADH (AG'º = +29.7 kJ/mol)...

QUESTION 8 Consider the reaction: Malate + NAD → Oxaloacetate + NADH (AG'º = +29.7 kJ/mol) A cell at 25°C has the following concentrations of these compounds: malate = 0.5 mm oxaloacetate=0.00002 mM • NAD = 1 mM NADH = 0.04 mm . Is the reaction spontaneous? QUESTION 9 Consider the reaction: 1,3-Bisphosphoglycerate (1,3-BPG) + ADP→ 3-Phosphoglycerate (3-PG) + ATP (AG' = -18.9 kJ/mol) A cell at 25°C has the following concentrations of these compounds: 1,3-BPG = 0.003 Mm ADP...
Calculate AE for the following reaction; Oxaloacetate + NADH Malate + NAD+ E'' (Oxaloacetate /malate) =...

Calculate AE for the following reaction; Oxaloacetate + NADH Malate + NAD+ E'' (Oxaloacetate /malate) = -0.15V 2e ; E (NAD+/NADH) = -0.32V 2e +0.17V -0.32V -0.477 +0.47V -0.17V

In one step of glycolysis, glyceraldehyde 3-phosphate is oxidized by NAD+ to yield 3-phosphoglycerate and NADH....

In one step of glycolysis, glyceraldehyde 3-phosphate is oxidized by NAD+ to yield 3-phosphoglycerate and NADH. 1) Consider that reaction, in the direction written. Which chemicals) is(are) losing electrons, and which chemical(s) is(are) gaining electrons? It's best to answer this in a clear complete sentence. 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...
Electron transport chain. The enzyme succinate dehydrogenase is part of the citric acid cycle (Fig. 17.15)...

Electron transport chain. The enzyme succinate dehydrogenase is part of the citric acid cycle (Fig. 17.15) and the electron transport chain (Fig. 18.6). Calculate the free energy (ΔG) of the reaction catalyzed by succinate dehydrogenase under physiological conditions: 2 mM succinate, 0.5 mM fumarate, 2 mM FAD, and 0.2 mM FADH2. [Recall that ΔG = -n F ΔEo. See Table 18.1 for the relevant standard reduction potential (ΔEo).]
Question 5: Below is the chemical equation catalyzed by isocitrate dehydrogenase (i... the third reaction in...

Question 5: Below is the chemical equation catalyzed by isocitrate dehydrogenase (i... the third reaction in the citric acid cycle). α-ketoglutarate + CO2 + NADH + H+ isocitrate NAD (a) Calculate the physiological ΔG of the isocitrate dehydrogenase reaction at 25°C and pl 17.0 given: [NAD+]IN ADH]-8; [α-ketoglutarate] = 0.1 mM: [isocitrate] = 0.02 mM; standard state conditions for CO2 and H: and ΔG (b) Is this reaction a likely site for metabolic control? Explain. 。,--21.0 kJ/mol?

Use the tabulated half-cell potentials to calculate ΔG° for the following balanced redox reaction. (F =...

Use the tabulated half-cell potentials to calculate ΔG° for the following balanced redox reaction. (F = 96,485 C/mol e) 2Li( s) + Cl 2 ( g) → 2 Cl - ( aq) + 2Li +( aq) Eº Li+(aq) + e- → Li(s) -3.04V Cl2 (g) + 2e- → 2 Cl- (aq) +1.36 V a. -425 kJ b. -849 kJ c. -8.49 x 10 5 kJ d. +324 kJ

If the E°' for the NAD/NADH half cell is -0.32V and for the fumarate/succinate half cell...

Homework Answers

Add Answer to:
If the E°' for the NAD/NADH half cell is -0.32V and for the fumarate/succinate half cell...

Post as a guest

Earn Coins

What would ΔG∘′ be for an enzyme that oxidizes succinate with NAD+ instead of FAD? Oxidant...

E Volts) 6 co2/glucose 0.43] -0.5 I-0.42] -0.4 NAD /NADH 0.32] -03 -0.2 -0.1 Fumarate/succinate 0.03]...

1. Consider the following 2 half reactions Fumarate +2H + 2e- --> succinate E= 0.031 Pyruvate...

E'° of the NAD+/NADH half reaction is –0.32 V. The E'° of the Acetic acid/acetaldehyde half...

QUESTION 8 Consider the reaction: Malate + NAD → Oxaloacetate + NADH (AG'º = +29.7 kJ/mol)...

Calculate AE for the following reaction; Oxaloacetate + NADH Malate + NAD+ E'' (Oxaloacetate /malate) =...

In one step of glycolysis, glyceraldehyde 3-phosphate is oxidized by NAD+ to yield 3-phosphoglycerate and NADH....

Electron transport chain. The enzyme succinate dehydrogenase is part of the citric acid cycle (Fig. 17.15)...

Question 5: Below is the chemical equation catalyzed by isocitrate dehydrogenase (i... the third reaction in...

Use the tabulated half-cell potentials to calculate ΔG° for the following balanced redox reaction. (F =...

If the E°' for the NAD/NADH half cell is -0.32V and for the fumarate/succinate half cell...

Homework Answers

Add Answer to: If the E°' for the NAD/NADH half cell is -0.32V and for the fumarate/succinate half cell...

Post as a guest

Earn Coins

Add Answer to:
If the E°' for the NAD/NADH half cell is -0.32V and for the fumarate/succinate half cell...