Homework Answers
Ans) During the conversion of ubiquinone to ubiquinol both reduction and oxidation takes place simuntaneously i.e. both are redox pair. Ubiquinone is oxidised as it looses an electron during the transfer and ubiquinol is reduced as it gains electrons during the transfer.
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What is the standard free-energy change (AG') for the conversion of ubiquinone to ubiquinol? Write the...
biochemistry help The standard free energy change for the transfer of electrons from NADH to one...
biochemistry help
The standard free energy change for the transfer of electrons from NADH to one of the participants below is -70.4 kJ/mol. What is the identity of this acceptor? Redox pair Standard reduction potential ubiquinone/ubiquinol +0.045 V NAD+/NADH 0.320 V cytochome b (Fe/Fe2) +0.077V 1/202/H20 +0.816V cytochrome (Fe3+/Fe2) +0.220 V cytochrome as (Fe3/Fe2) +0.350 V cytochrome Cic O cytochrome b (Fe) 3/202 OOOO cytochrome as (Fe3+) ubiquinone
In Class Exercise - The Gibbs Free Energy Change, AG 1) Determining the Standard Gibbs Free...
In Class Exercise - The Gibbs Free Energy Change, AG 1) Determining the Standard Gibbs Free Energy Change (AGⓇ) for a Chemical Reaction 2) Using AGº to Determine Spontaneity Name: Date: Lab section: Show your work when there are calculations, write units, and use correct significant figures. Consider the following reaction (balanced as written) and thermodynamic data from tables in your book: CO(NH2)2(aq) + H2O(1) ► CO2(g) + 2NH3(g) Substance CO(NH3)2(aq) H00 AH(kJ/mol) 1-391.2 -285.9 -3935 -46.19 S'J/mol K) 173.8...
In Class Exercise - The Gibbs Free Energy Change, AG 1) Determining the Standard Gibbs Free...
In Class Exercise - The Gibbs Free Energy Change, AG 1) Determining the Standard Gibbs Free Energy Change (AGⓇ) for a Chemical Reaction 2) Using AGº to Determine Spontaneity Name: Date: Lab section: Show your work when there are calculations, write units, and use correct significant figures. Consider the following reaction (balanced as written) and thermodynamic data from tables in your book: CO(NH2)2(aq) + H2O(l) → CO2(g) + 2NH3(g) Substance CO(NH2)2(aq) H2O(1) CO2(g) NH AH° (kJ/mol) -391.2 -285.9 -393.5 -46.19...
What is the standard free-energy change(AGⓇ) for the conversion of pyruvate to lactate? See Table 13 - 7 and the re...
What is the standard free-energy change(AGⓇ) for the conversion of pyruvate to lactate? See Table 13 - 7 and the reaction below. Pyruvate + NADH+H+ lactate + NAD Recall that AG°' =-nFE® and F = 96485J/V mole. Please express your answer in kJ using 3 significant figures.
Use standard reduction potentials to calculate the standard free energy change in kJ for the reaction:...
Use standard reduction potentials to calculate the standard free energy change in kJ for the reaction: Ca2+(aq) + 2Cut (aq) *C(s) + 2Cu2+(aq) Answer: K for this reaction would b than one. greater less Use standard reduction potentials to calculate the standard free energy change in kJ for the reaction: ca2+(aq) + 2Cu(aq)+Ca(s) + 2Cu2+(aq) kJ K for this reaction would b than one. greater Answer: less Use standard reduction potentials to calculate the standard free energy change in kJ...
19.11A) Use standard reduction potentials to calculate the standard free energy change in kJ for the...
19.11A) Use standard reduction potentials to calculate the standard free energy change in kJ for the reaction: Fe3+(aq) + Ag(s) Fe2+(aq) + Ag+(aq) Answer In KJ K for this reaction would be (<,>,=) than one.
er at initial change (AG The standard free energy change (AG) for ATP hydrolysis is -30.5 kJ/ mol ATP, ADP, and I a...
er at initial change (AG The standard free energy change (AG) for ATP hydrolysis is -30.5 kJ/ mol ATP, ADP, and I are mixed together at initial concentrations of 1 M each then left alone until the reaction below has come to equilibrium. For each species (ie. ATP. ADP and P.) indicate whether the concentration will be equal to 1 M, less than 1 M, or greater than 1 M after the reaction had reached equilibrium. Explain why. ATP +...
Could someone please explain these answers? Question 1: Consider the overall free energy change (AG) and...
Could someone please explain
these answers?
Question 1: Consider the overall free energy change (AG) and the overall equilibrium constant (Keq) for a coupled reaction: (i) If the AG for the reaction A B is 'X'kJ.mole' and the AG for the reaction B-C is ‘Y' kJ.molel, what is the free energy change for the overall coupled reaction A C ? (XxY) kJ.mole" (X+Y) kJ.mole". (X+Y) kJ.mole-O (X-Y) kJ.mole- (ii) If the Keq for the reaction A B is 'X' and...
Tululu Piallite PIUDICI 19.3.2 COUNTS TOWARDS GRADE LIUSCITUDIN Calculate standard free energy change using AG values....
Tululu Piallite PIUDICI 19.3.2 COUNTS TOWARDS GRADE LIUSCITUDIN Calculate standard free energy change using AG values. Consider the reaction 2NH3(g) + 202(g)—>N2O(g) + 3H2O(1) Use standard free energies of formation to calculate the standard free energy change for this reaction at 25°C. AGºrxn = kJ/mol Check & Submit Answer Show Approach
4. The conversion of citrate to isocitrate was found to have a AG" of 6.4 kJ/mol...
4. The conversion of citrate to isocitrate was found to have a AG" of 6.4 kJ/mol under standard state conditions. In a liver cell, the concentration of citrate was measured to be 0.526 mM and the concentration of isocitrate was 0.0112 mM. The temperature was 25 °C. (Show work for full credit.) Is this reaction at equilibrium in the cell? To calculate this, first: i) Calculate Q for this reaction in the cell. ii) Calculate Keq for this reaction. Calculate...
biochemistry help
The standard free energy change for the transfer of electrons from NADH to one of the participants below is -70.4 kJ/mol. What is the identity of this acceptor? Redox pair Standard reduction potential ubiquinone/ubiquinol +0.045 V NAD+/NADH 0.320 V cytochome b (Fe/Fe2) +0.077V 1/202/H20 +0.816V cytochrome (Fe3+/Fe2) +0.220 V cytochrome as (Fe3/Fe2) +0.350 V cytochrome Cic O cytochrome b (Fe) 3/202 OOOO cytochrome as (Fe3+) ubiquinone
In Class Exercise - The Gibbs Free Energy Change, AG 1) Determining the Standard Gibbs Free Energy Change (AGⓇ) for a Chemical Reaction 2) Using AGº to Determine Spontaneity Name: Date: Lab section: Show your work when there are calculations, write units, and use correct significant figures. Consider the following reaction (balanced as written) and thermodynamic data from tables in your book: CO(NH2)2(aq) + H2O(1) ► CO2(g) + 2NH3(g) Substance CO(NH3)2(aq) H00 AH(kJ/mol) 1-391.2 -285.9 -3935 -46.19 S'J/mol K) 173.8...
In Class Exercise - The Gibbs Free Energy Change, AG 1) Determining the Standard Gibbs Free Energy Change (AGⓇ) for a Chemical Reaction 2) Using AGº to Determine Spontaneity Name: Date: Lab section: Show your work when there are calculations, write units, and use correct significant figures. Consider the following reaction (balanced as written) and thermodynamic data from tables in your book: CO(NH2)2(aq) + H2O(l) → CO2(g) + 2NH3(g) Substance CO(NH2)2(aq) H2O(1) CO2(g) NH AH° (kJ/mol) -391.2 -285.9 -393.5 -46.19...
What is the standard free-energy change(AGⓇ) for the conversion of pyruvate to lactate? See Table 13 - 7 and the reaction below. Pyruvate + NADH+H+ lactate + NAD Recall that AG°' =-nFE® and F = 96485J/V mole. Please express your answer in kJ using 3 significant figures.
Use standard reduction potentials to calculate the standard free energy change in kJ for the reaction: Ca2+(aq) + 2Cut (aq) *C(s) + 2Cu2+(aq) Answer: K for this reaction would b than one. greater less Use standard reduction potentials to calculate the standard free energy change in kJ for the reaction: ca2+(aq) + 2Cu(aq)+Ca(s) + 2Cu2+(aq) kJ K for this reaction would b than one. greater Answer: less Use standard reduction potentials to calculate the standard free energy change in kJ...
er at initial change (AG The standard free energy change (AG) for ATP hydrolysis is -30.5 kJ/ mol ATP, ADP, and I are mixed together at initial concentrations of 1 M each then left alone until the reaction below has come to equilibrium. For each species (ie. ATP. ADP and P.) indicate whether the concentration will be equal to 1 M, less than 1 M, or greater than 1 M after the reaction had reached equilibrium. Explain why. ATP +...
Could someone please explain
these answers?
Question 1: Consider the overall free energy change (AG) and the overall equilibrium constant (Keq) for a coupled reaction: (i) If the AG for the reaction A B is 'X'kJ.mole' and the AG for the reaction B-C is ‘Y' kJ.molel, what is the free energy change for the overall coupled reaction A C ? (XxY) kJ.mole" (X+Y) kJ.mole". (X+Y) kJ.mole-O (X-Y) kJ.mole- (ii) If the Keq for the reaction A B is 'X' and...
Tululu Piallite PIUDICI 19.3.2 COUNTS TOWARDS GRADE LIUSCITUDIN Calculate standard free energy change using AG values. Consider the reaction 2NH3(g) + 202(g)—>N2O(g) + 3H2O(1) Use standard free energies of formation to calculate the standard free energy change for this reaction at 25°C. AGºrxn = kJ/mol Check & Submit Answer Show Approach
4. The conversion of citrate to isocitrate was found to have a AG" of 6.4 kJ/mol under standard state conditions. In a liver cell, the concentration of citrate was measured to be 0.526 mM and the concentration of isocitrate was 0.0112 mM. The temperature was 25 °C. (Show work for full credit.) Is this reaction at equilibrium in the cell? To calculate this, first: i) Calculate Q for this reaction in the cell. ii) Calculate Keq for this reaction. Calculate...
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