The reaction for “activation” of a fatty acid (RCOO−), ATP + CoA + RCOO−⇌ RCOOCoA + AMP + PPi has ΔG°′ = +4.6 kJ · mol−1. What is the thermo dynamic driving force for this reaction?

Q: Why are some metabolic reactions coupled to the hydrolysis of ATP? To bypass metabolic regulation To…

A: During the hydrolysis of ATP, the free energy is released.

Q: Calcium ions bind to a Ca2+-ATPase which has two identical calcium sites, in two stages with apparer…

A: The value of t for this binding can be calculated as, log (τ) = -log (K)

Q: 1. How important is the value of free energy (∆G) in the spontaneity of chemical reactions?

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: Name the following

A: The following is to be named:

Q: The following reaction is one of the reactions of glycolysis. What is the AG for the reaction in a…

A: Given the reaction: 1,3-BPG + ADP ⇌ ATP + 3-PG   Given data: ∆G'° = -18.8 kJ/mol [1,3-BPG] = 1.7 mM…

Q: Give an example of a coupled reaction showing an overall change in free energy.

A: Feasibility of a reaction depends on the change in Gibbs free energy. The value of change in Gibbs…

Q: Does the magnitude of the free energy change for ATP hydrolysis increase or decrease as the pH…

A: ATP hydrolysis is a type of catabolic reaction in which stored chemical energy in the bonds of ATP…

Q: Answer True or False The Na/K-ATPase pump is an example of a coupling element between a spontaneous…

A: The Na+K+-ATPase pump helps to maintain osmotic equilibrium and membrane potential in cells. The…

Q: The correct expression for the autoprotolysis of CH3COOH is

A: In autoprotolysis, one molecule is a proton donor and other molecule of same type is a proton…

Q: Does the presence of a catalyst alter the standard free energy change of a chemical reaction?

A: No, the presence of a catalyst does not alter the standard free energy change of a chemical…

Q: The metabolism of glucose produces CO2 and H2O, how does the human body expect these reaction…

A: The metabolism of glucose produces CO2 and H2O. These have to be expelled from the body.

Q: oxaloacetate + 2H* + 2e NAD* + H* + 2e NADH - malate E" = -0.17 V E" = -0.32 V Net reaction in the…

A:

Q: Define kilocalorie. State the number of kilocaloriessupplied by a gram of carbohydrate, a gram of…

A: a calorie unit is used to express the energy. The calorie is the amount of heat required to raise…

Q: What is the standard free energy change (AG"), for the reduction of coenzyme Q by NADH as carried…

A: The question is based on the concept of redox reactions reactions.   Reactions in which simultaneous…

Q: The phosphorylation of glucose with HPO42- forms glucose 1-phosphate and water and requires…

A:

Q: fill in the blank  If the delta G of a reaction is negative then the Keq for that reaction must be…

A: Given,  If the delta G of a reaction is negative then the Keq for that reaction must be (…

Q: The correct expression for the autoprotolysis of H20 is

A: In an autoprotolysis reaction, water breaks up into ions.

Q: Calkulate Shown wel neacti kj

A:

Q: What is the final electron acceptor for fermentation?

A: Pyruvate serves as the final electron acceptor for fermentation.

Q: Jsing the AG° for the hydrolysis of ATP, calculate the AG for the hydrolysis of ATP in erythrocytes…

A:

Q: Three-layer of wedding cake approximately weights 500grams has 425g carbohydrates, 50g fats and 25g…

A: Given Grams of carbohydrates = 425 g Grams of fat = 50 g Grams of protein = 25 g Note: Energy source…

Q: O2 consumed by an individual (CO2 exhaled in liters)/(O2 inhaled in liters). It is used as a measure…

A: Answer- glycolysis . Of the 6 CO2 , 4 molecules of CO2 is produced in TCA cycle ,two molecules of…

Q: Questions 7-9 refer to the same reaction depicted in the graph above. Shown is a graph of AG by…

A: Given: At ln(Q), ΔG = -32 kJ/mol   Calculation for ΔGo: ∆G=∆G°+nRTln(Q)-32 kJ/mol=∆G°+nRT(0)-32…

Q: How many grams of body mass does the person lose in about 8 h sleep if all the CO2 and H2O exhaled…

A: No of moles of glucose metabolised in the time 1 h = 0.369846 6 = 0.061641 moles  No of moles of…

Q: Calculate the equilibirum constant (Keq) for formation of glucose-1-phosphate at 37°C according to…

A: ∆G=∆G°+RTlnk∆G-∆G° = RtlnK lnK = ∆G-∆G°RT

Q: Glycolysis involves ten biochemical reactions. The first two reactions of the glycolysis cycle are :…

A: Given reactions:

Q: The G° for the conversion of glucose 6-phosphate (G6P) to fructose 6-phosphate (F6P) is +1.7…

A: The reaction is:

Q: Describeenergy consumed vs released in reactions. Differentiate between endergonic vs exergonic…

A: Energy released in the reaction when energy of reactants are more than the energy of products. Such…

Q: A 22g field mouse consumed 5g of mouse chow that had an energy content of 2Cal/g in 24hours and…

A: Energy production is the basic mechanism in the living cell. ATP (adenosine triphosphate) is the…

Q: pick the substance and conditions which would have the higher entropy. a) fructose (C6H12O6) b)…

A:

Q: Which chemical group contributes a negative molecule and when transferred, it increases a molecule's…

A: Answer - The correct option is (b) - amino Explanation - According to the question -  Amino which…

Q: Select all of the following half-reactions that produce energy and therefore can used to do work. O…

A:

Q: Measuring food consumption and excretion A 22g field mouse consumed 5g of mouse chow that had an…

A: Given : Weight of mouse = 22 g Mass of food consumed = 5 g Energy content of food = 2 Cal/g Total…

Q: A healthful diet should have a distribution of macronutrients. In the following, match the caloric…

A:

Q: The "actual" free-energy change, AG, for the oxidation of NADH under aerobic conditions is -50.9…

A: Given: Actual free energy ∆G = -50.9 Kcal/mol = 213.78 KJ/mol The reaction governing the phenomenon…

Q: 8. Glycolysis involves ten biochemical reactions. The first two reactions of the glycolysis cycle…

A: Given that, two reactions are given below (1) C6H12O6(aq) + ATP(aq) ↔G6P(aq) + ADP(aq), ∆H1 = -19.74…

Q: Formation of glycerol 3-phosphate is a model reaction for many metabolic processes. The ΔG˚’ for…

A:

Q: for the reaction 2 Hg (l) + O2 (g) →2 HgO (s), ∆H = - 43 kcal/mol Does entropy increase or decrease…

A:

Q: Calculate the physiological AG (not AG.') for the reaction: Phosphocreatine + ADP creatine + ATP…

A: Gibbs free energy at non standard conditions, ∆G is related to ∆G°' as shown below: ∆G = ∆G°'+RTlnQ…

Q: Why are some metabolic reactions coupled to the hydrolysis of ATP?     To drive the nonspontaneous…

A: some metabolic reactions coupled to the hydrolysis of ATP and in this process the free energy is…

Q: In glycolysis, dihydroxyacetone phosphate (DHAP) is converted to glyceraldehyde-3-phosphate (G3P).…

A:

Q: lthough the ATP-ADP reaction is the principle energy shuttle in metabolic pathways, many other…

A: Given : We have to tell whether we can combine the reactions.

Q: What are coupled reactions? How do they help in chemical reactions in living organisms?

A:

Q: The conversion of dihydroxyacetone to glyceraldehyde-3-phosphate in glycolysis has a standard free…

A:

Q: Determine what is being oxidized in the redox reaction below (consider the forward reaction): C-O…

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