The free energy released by the hydrolysis of ATP under standard conditions is −30.5 kJ/mol. If ATP is hydrolyzed under standard conditions exceptat pH 5.0, is more or less free energy released? Explain.

Q: The enzyme urease is widely used for determining urea concentration in blood. The Michaelis constant…

A: Given Values: Km=2 mMk2=2.8×104 s-1V=3.49 M/secET=0.34 mM = 0.34×10-3 M

Q: Assume that the formation of nitrogen dioxide 2NO(g) + O2(g) 2 NO2 (g) is an elementary reaction. A…

A: Given the reaction:2NO(g)+O2​(g)→2NO2​(g)The half-life of the reaction is inversely proportional to…

Q: value of AG" for the conversion of 3-phosphoglycerate to 2-phosphoglycerate (2PG) is +4.40 kJ/mol.…

A: dGo = -RTlnKeq T = 25 + 273 = 298 K Keq = [2-phosphoglycerate]/[3phosphoglycerate]

Q: What is the ratio of [isocitrate] to [citrate] under cellular conditions at 37°C?

A: The physiological free energy changes of a reaction determine its fate in the metabolic reaction.…

Q: The enzyme phosphoglucomutase catalyzes the conversion of glucose 1-phosphate to glucose…

A: Phosphoglucomutase is the enzyme that catalyze the interconversion between glucose 1-phosphate (G1P)…

Q: The activity of an enzyme requires a glutamic acid to display its -COOHfunctional group in the…

A: The enzyme is considered as the catalytic protein, which has the active site at which it binds the…

Q: Write a balanced equation for the proton-transfer reaction between a hydrogen phosphate ion and a…

A: A conjugate acid is formed when a proton is added to a base, and a conjugate base is formed when a…

Q: Balance the chemical equation for the oxidation of α-linolenic acid to ATP, CO2, and water. (Use…

A: Alpha-linolenic acid is an omega-3 fatty acid. It contains eighteen carbons. It contains three…

Q: Oxaloacetic acid (C4H5O5, pKa1 = 2.56, pKa2 = 4.37), a diprotic acid, is part of the citric acid…

A: The three primary metabolic processes that occur in cells to create energy (ATP) are known as…

Q: A monoprotic weak acid, HA, dissociates in water according to the reaction HA(aq) = H*(aq) + A¯(aq)…

A: A weak acid is an acid that undergoes partial dissociation and produces proton and a conjugate base.…

Q: A) Is this reaction ( in picture provided) in equilibrium? B) If it is not then ,what is ∆G' at…

A: Gibbs free energy change, equilibrium constant and reaction quotients are values for a reaction…

Q: With the standard reduction potentials given,  standard reduction 1 = -0.185 standard reduction 2…

A: Electrons move from low reduction potential to higher reduction potential. During oxidative…

Q: Assume that the reaction Arabinose +Pi Arabinose-6-P has a delta G of +13.0 kJ/mol and the reaction…

A: Arabinose +Pi gives Arabinose-6-P (i) Delta G1 =+13.0 kJ/mol XTP gives XDP + Pi…

Q: Given the equation below, determine which statement is incorrect. 4C(s) + 6H2(g) + O2(g) →…

A: Let's analyze each statement to determine which one is incorrect:A) The result of multiplying the…

Q: Draw dipeptide Arg-Thr at pH 6.0. Circle the six atoms that are restricted in one plane. Calculate…

A: Dipeptide is simply 2 amino acids bonded to each other via a peptide bond. The two amino acids that…

Q: The standard enthalpy of formation of ammonia at 25°C is -46.3 kJ/mol. Estimate the N-H bond…

A: Step 1: Step 2: Step 3: Step 4:

Q: What volume of 0.1M NaOH (reagent) needs to be added to increase your 7.5 pH (buffer) by 0.5 pH…

A: The buffer is a species which resist any change in pH on adding small amounts of an acid or base in…

Q: From data in the table, calculate the AG'° value for the reactions. Reaction AGʻ° (kJ/mol)…

A: Gibbs free energy   can be defined as the maximum amount of work that can be extracted from a closed…

Q: Assuming the molar extinction coefficient for para-nitrophenyl phosphate (PNP) is 55,290 mol "dm…

A: Given Values: ε=55290 c = ?A = 0.77 l = 1.5 cm

Q: In an experiment, identical heat lamps are arranged to shine on two identical containers, one…

A: the effects of temperature is water and methanol different because nature of both liquid .  methanol…

Q: Assume that the reaction Arabinose +Pi Arabinose-6-P has a delta G of +16.1 kJ/mol and the reaction…

A: Reactions that have a negative change in Free energy, are thermodynamically favorable and can occur…

Q: Sketch out the titration curve below and the structure(s) of the major ionic form(s) of glutamic…

A: Amino Acids: Amino acids are organic composites that serve as the abecedarian structure blocks of…

Q: A 0.578-g saltwater sample was titrated with 1.864 g AgNO3 solution to reach the endpoint of the…

A: AgNO3 and saltwater titration Weight of AgNO3 = 5g  In 100 ml water solution is made. 1.864 g AgNO3…

Q: The isoelectric point of eIF4a is 5.02. Students are given a sample of cell lysate containing eIF4A…

A: Ion Exchange Chromatography (IEC) is a chromatography technique whose ability to separate analytes…

Q: For a particular reaction, AH = -16.1 kJ/mol and AS° = −21.8 J/(mol·K). Assuming these values change…

A: To determine the temperature at which the reaction changes from nonspontaneous to spontaneous in the…

Q: Direct methanol fuel cells (DMFCS) have shown some promise as a viable option for providing "green"…

A: The value of Delta G indicates whether a reaction has a tendency to go forward. From this value, we…

Q: D-fructose (MW 180.16) is a nonelectrolyte and does not dissociate. Its dissociation factor is 1.…

A: Fructose is a simple ketogenic simple sugar found in many plants where it is often bonded to glucose…

Q: Assume you have an enzyme that catalyzes a reaction that breaks down dopachrome. At t = 0 s, the…

A: Dopachrome is a product formed by cyclization of L-3, 4-dihydroxyphenylalanine. It is one of the…

Q: If glucose, phosphate, and glucose-6-phosphate arecombined in concentrations of 4.8, 4.8, and 0.25…

A: Glucose is converted to glucose-6-phosphate by hexokinase in the first step of glycolysis. The…

Q: The standard free energy (or AG") for the reaction ATP + H₂O → ADP + P₁ is: OA) -30.5 kJ/mol B)…

A: Since conditions inside the cell are different than standard temperature and pressure, biochemists…

Q: Benzene, C6H6 is an aromatic hydrocarbon that exists as a liquid at 298 K and 1 bar. The solubility…

A: As with standard heats of formation, the standard free energy of a substance represents the free…

Q: This is a plot under standard conditions of free energy corresponding to a chemical reaction of A+B…

A: The free energy of a reaction is the amount of energy that is actually available to do work. It also…

Q: Glucose (C6H1206) is broken down in cells through a series of redox reactions ending with the…

A: As the glucose is broken down into carbon dioxide and water in the presence of oxygen.

Q: Calculate the equilibrium concentration of H2O for the following esterification reaction performed…

A:

Q: The maximum saturation, 28.3ug of enzyme in 25ml water catalyzes the oxidation of ethanol at a rate…

A: Introduction Catalytic constant, also known as the turnover number can be given as kcat=v[Et]where v…

Q: Consider the following equilibrium at 298 K. R = 8.314 J/K-mol Citrate Isocitrate Using the…

A: Gibb's free energy is the energy available to carry out a reaction. A reaction can occur…

Q: Given that the AG" values for the hydrolysis of glucose 1-phosphate and glucose 6-phosphate are…

A:

Q: The primary source of phosphate for chemical reactions in cells comes as ATP, ADP, or AMP. The ΔG˚’…

A:

Q: A camel hump contains 12 kg of triacylgylcerols. (a) Given that there are 0.491 moles of ATP per…

A: Triacyl-glycerols are the storage form of energy in the body. The triglycerides are hydrolyzed to…

Q: Acetic acid is the principal ingredient in vinegar as shown; that's why it tastes sour. At…

A: An acid dissociation constant (Ka) is the equilibrium constant for a chemical reaction which is…

Q: The reaction quotient is Q=1.6×10-26 Part B What pH is needed to produce this value of Q if the…

A: The reaction quotient tests the relative quantities of compounds and reactants present at a certain…