The ΔG°′ for the conversion of glucose-1-phosphate (G1P) to glucose-6-phosphate is -7.1 kJ/mol. What is the...
The ΔG°′ for the conversion of glucose-1-phosphate (G1P) to glucose-6-phosphate is -7.1 kJ/mol. What is the ratio of the concentration of G6P to the concentration of G1P that provides a free energy change of –2.0 kJ · mol–1 at 37°C. [Express your answer in decimal form using 2 significant figures.]
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The ΔG°′ for the conversion of glucose-1-phosphate
(G1P) to glucose-6-phosphate is -7.1 kJ/mol. What is the...
If the ΔG°′ for the conversion of glucose-6-phosphate to glucose-1-phosphate is 7.5 kJ/mol at 25°C, what...
If the ΔG°′ for the conversion of glucose-6-phosphate to glucose-1-phosphate is 7.5 kJ/mol at 25°C, what is the Keq for the reaction? A. 2.1 × 10–16 B. 4.8 × 10–2 C. 21 D. 4.7 × 1015 E. None of the answers is correct.
The second step of glycolysis is the conversion of glucose-6-phosphate to fructose-6-phosphate. What is the ΔG...
The second step of glycolysis is the conversion of glucose-6-phosphate to fructose-6-phosphate. What is the ΔG for this reaction at 25oC, when the glucose-6-phosphate] is 60 mM and the [fructose-6-phosphate] is 40 mM. Note: the ΔGo’ for this reaction is +1.7 kJ/mol (at 25oC). 0.780 kJ/mol 1.26 kJ/mol 1.47 kJ/mol 2.70 kJ/mol 0.695 kJ/mol 2.62 kJ/mol Answer not listed
The hydrolysis of glucose-1-phosphate to glucose and phosphate has a DG°’ of -20.9 kJ/mol. What is...
The hydrolysis of glucose-1-phosphate to glucose and phosphate has a DG°’ of -20.9 kJ/mol. What is the DG when [G1P] = 5 mM, [Glucose] = 7.5 mM and [Pi] = 2500 mM?
Consider the following isomerization reactions of some simple sugars and values for their standard Gibbs free energy ΔG...
Consider the following isomerization reactions of some simple sugars and values for their standard Gibbs free energy ΔG∘: reaction A:glucose-1-phosphate⟶ glucose-6-phosphate, ΔG∘=−7.28 kJ/mol Reaction B: fructose-6-phosphate⟶⟶glucose-6-phosphate,ΔG∘=−1.67 kJ/mol Calculate the equilibrium constant K for the isomerization of glucose-1-phosphate to fructose-6-phosphate at 298 K. Express your answer numerically using two significant figures.
The value of ΔG°\' for the conversion of dihydroxyacetone phosphate to glyceraldehyde-3-phosphate (GAP) is 7.53 kJ/mol....
The value of ΔG°\' for the conversion of dihydroxyacetone phosphate to glyceraldehyde-3-phosphate (GAP) is 7.53 kJ/mol. If the concentration of dihydroxyacetone phosphate at equilibrium is 2.65 mM, what is the concentration of glyceraldehyde-3-phosphate? Assume a temperature of 25.0 °C. The constant R = 8.3145 J/(mol·K) [GAP] = ??? mM
calculate delta G urses Carbohydrate Metabolism Problems > 220193 CHEM.3418.01 In-Class Assignments Qui Calculate AGº for...
calculate delta G
urses Carbohydrate Metabolism Problems > 220193 CHEM.3418.01 In-Class Assignments Qui Calculate AGº for the isomerization of glucose-6-phosphate (G6P) to glucose-1-phosphate (G1P). What is the equilibrium ration of glucose-6-phosphate to glucose-1-phosphate at 25°C? The free energy of hydrolysis of G6P is -13.8 kJ/mol and that of G1P is -20.9 kJ/mol. Finish on 1 A- BIELES
Consider the following isomerization reactions of some simple sugars and values for their standard Gibbs free energy Δ...
Consider the following isomerization reactions of some simple
sugars and values for their standard Gibbs free energy
ΔG∘: reaction A:reaction
B:glucose-1-phosphatefructose-6-phosphate⟶⟶glucose-6-phosphate,glucose-6-phosphate, ΔG∘=−7.28
kJ/mol ΔG∘=−1.67 kJ/mol
Part A
Calculate ΔG∘ for the isomerization of
glucose-1-phosphate to fructose-6-phosphate.
ΔG∘ =
-5.61
kJ/mol
Part B
Calculate the equilibrium constant K for the
isomerization of glucose-1-phosphate to fructose-6-phosphate at 298
K.
Express your answer numerically using two significant
figures.
K =
9.6
Part C
Calculate ΔG when the concentration of
glucose-1-phosphate is 10 times greater than the
concentration...
Part 1 (2 points)See Hint (A) Phosphorylation of glucose to produce glucose-6-phosphate has ΔG˚' = ?...
Part 1 (2 points)See Hint (A) Phosphorylation of glucose to produce glucose-6-phosphate has ΔG˚' = ? kJ/mol without the use of ATP. (B) Coupling phosphorylation with ATP hydrolysis gives ΔG˚' =? kJ/mol. Part 2 (1 point) Using concentrations of intermediates found in a cell, the phosphorylation of glucose using inorganic phosphate has ΔG' = 19.7 kJ/mol, while phosphoryl transfer from ATP (ATP investment) results in ΔG' = -34.5 kJ/mol. What does this tell you about the values of Q and...
During glycogen degradation glucose-1-phosphate is converted to glucose-6-phosphate and is an example of a coupled reaction....
During glycogen degradation glucose-1-phosphate is converted to glucose-6-phosphate and is an example of a coupled reaction. If the phosphoryl group transfer potential for glucose-1-phosphate is -20.9 kJ/mol and for glucose-6-phosphate is -13.8 kJ/mol, then what is the Keq (K) at 298 K? Is the conversion of glucose-1-phosphate to glucose-6-phosphate favorable or unfavorable under standard conditions? ΔG° = -RT ln K where R = 8.315 x 10-3 kJ/mol*K K = 0.057 and the reaction is unfavorable. K = 17.5 and the...
Glucose-6-P isomerase catalyses the following glycolytic reaction: Glucose-6-P (G6P) fructose-6-P...
Glucose-6-P isomerase catalyses the following glycolytic reaction: Glucose-6-P (G6P) fructose-6-P G=1700 kJ/mol (Change in free energy) If 7.2 g of G6P* is dissolved in 980 mL of buffer and 150 µL of this is incubated with enzyme at 25°C & 37°C, what would be the equilibrium concentration of F6P at these two temperatures? [15 marks] *- The periodic table may be used to determine the molecular weight of G6P
calculate delta G
urses Carbohydrate Metabolism Problems > 220193 CHEM.3418.01 In-Class Assignments Qui Calculate AGº for the isomerization of glucose-6-phosphate (G6P) to glucose-1-phosphate (G1P). What is the equilibrium ration of glucose-6-phosphate to glucose-1-phosphate at 25°C? The free energy of hydrolysis of G6P is -13.8 kJ/mol and that of G1P is -20.9 kJ/mol. Finish on 1 A- BIELES
Consider the following isomerization reactions of some simple
sugars and values for their standard Gibbs free energy
ΔG∘: reaction A:reaction
B:glucose-1-phosphatefructose-6-phosphate⟶⟶glucose-6-phosphate,glucose-6-phosphate, ΔG∘=−7.28
kJ/mol ΔG∘=−1.67 kJ/mol
Part A
Calculate ΔG∘ for the isomerization of
glucose-1-phosphate to fructose-6-phosphate.
ΔG∘ =
-5.61
kJ/mol
Part B
Calculate the equilibrium constant K for the
isomerization of glucose-1-phosphate to fructose-6-phosphate at 298
K.
Express your answer numerically using two significant
figures.
K =
9.6
Part C
Calculate ΔG when the concentration of
glucose-1-phosphate is 10 times greater than the
concentration...
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