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?
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E'° of the NAD+/NADH half reaction is –0.32 V. The E'° of the
Acetic acid/acetaldehyde half...
A) In this reaction, Acetaldehyde + NADH + H+ --> ethanol + NAD+ 1. Acetaldehyde is...
A) In this reaction, Acetaldehyde + NADH + H+ --> ethanol + NAD+ 1. Acetaldehyde is the reducing agent 2. Acetaldehyde is the oxidizing agent 3. NAD+ is oxidized 4. NADH is the oxidizing agent B) In ATP synthase complex, the F0 portion: 1. serves as proton channel 2. goes through conformational change to release ATP 3. oversees transport of ATP from mitochondria of eukaryotic cells 4. pumps proton against concentration gradient
1. C4H4O4 / C4H6O4 E'0 = +0.031 V 2. NAD+ / NADH E'0 = -0.32 V...
1. C4H4O4 / C4H6O4 E'0 = +0.031 V 2. NAD+ / NADH E'0 = -0.32 V 3. 2H+ / H2 E'0 = -0.42 V a. Which one of the couples would be the lowest on the electron tower? b. Which one of the couples contains the best electron donor? c. A reaction between which two redox couples would result in the most energy being released? d. In a chemical reaction between couple 2 and 3, which molecule of the redox...
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
the reaction, acetaldehyde + NADH + H+ --> ethanol + NAD+, occurs during? 1. aerobic catabolism...
the reaction, acetaldehyde + NADH + H+ --> ethanol + NAD+, occurs during? 1. aerobic catabolism of glucose 2.preparation phase of glycolysis 3. anaerobic catabolism of glucose in muscle cells 4. anaerobic catabolism of glucose in yeast
Redox pair Standard reduction potential NAD+/ NADH and NADP+/NADPH -0.32 V SO42-/S0 -0.22 V NO3-/NO2- +0.42...
Redox pair Standard reduction potential NAD+/ NADH and NADP+/NADPH -0.32 V SO42-/S0 -0.22 V NO3-/NO2- +0.42 V Fe3+/Fe2+ +0.77 V ½O2/H2O +0.80 V What is the expected energy yield (ΔE) for the transport of electrons from nitrite to iron in iron reducing bacteria? A. -0.32 V B. -0.35 V C. +0.35 V D. +0.77 V E. +1.19 V
The body can break down alcohol through the following reaction: ethanol + NAD +→ acetadehyde +...
The body can break down alcohol through the following reaction:
ethanol + NAD +→ acetadehyde + NADH + H+ Calculate Delta G* for
this reaction at 25C.
The standard reduction potentials are:
ethanol →acetaldehyde + 2H+ + 2e- E = -0.197V
NAD+ + H+ + 2e- → NADH E= -0.320V
1. The body can break down alcohol through the following reaction: ethanol + NAD* acetadehyde + NADH+H* Calculate AGº for this reaction at 25°C. The standard reduction potentials are: ethanol...
,0+2015MADHE 5. (8 points) Consider the oxidation of a mole of NADH: 083 V NAD +20...
,0+2015MADHE 5. (8 points) Consider the oxidation of a mole of NADH: 083 V NAD +20 +H - NADH E' =-0.32 V What is the AG for the oxidation of a mole of NADH by oxygen? How many moles of protons are pumped as a result of the oxidation of a mole of NADH? If all of the protons could be used for ATP production by an ATP synthase with 10 c subunits, how many moles of ATP could be...
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
Fermentation ALWAYS results in the production of _______________________. acetic acid NADH NAD+ ethanol Which electron acceptor...
Fermentation ALWAYS results in the production of _______________________. acetic acid NADH NAD+ ethanol Which electron acceptor in respiration yields the largest ATP gain? oxygen Fe3+ sulfate hydrogen The electron transport chain uses the energy obtained by redox reactions to create a gradient of _________ that is then used to synthesize ATP. Choose all that apply. CO2 Na+ H2O H+ e- O2 Which of the following metabolic processes use the electron transport chain? Choose all that apply. Anaerobic respiration Kreb's cycle...
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...
The body can break down alcohol through the following reaction:
ethanol + NAD +→ acetadehyde + NADH + H+ Calculate Delta G* for
this reaction at 25C.
The standard reduction potentials are:
ethanol →acetaldehyde + 2H+ + 2e- E = -0.197V
NAD+ + H+ + 2e- → NADH E= -0.320V
1. The body can break down alcohol through the following reaction: ethanol + NAD* acetadehyde + NADH+H* Calculate AGº for this reaction at 25°C. The standard reduction potentials are: ethanol...
,0+2015MADHE 5. (8 points) Consider the oxidation of a mole of NADH: 083 V NAD +20 +H - NADH E' =-0.32 V What is the AG for the oxidation of a mole of NADH by oxygen? How many moles of protons are pumped as a result of the oxidation of a mole of NADH? If all of the protons could be used for ATP production by an ATP synthase with 10 c subunits, how many moles of ATP could be...
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
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...
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