1. Determine the Michaelis-Menten parameters of Vmax and Kỵ for the reactionS+EE.SE.S+WP+EThe rate of reaction is given as a function of substrate:[S]0.20.020.01kmol/m³-I'Skmol/m³.sE.Sk₂E+S0.540.280.190.0050.10.0020.045

For a one-substrate enzyme-catalyzed reaction, the Michaelis-Menton equation shows the quantitative…

Answered: 1. Determine the Michaelis-Menten…

Biochemistry

9th Edition

ISBN:9781319114671

Author:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Publisher:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Chapter1: Biochemistry: An Evolving Science

Section: Chapter Questions

Problem 1P

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Two solutions, 250.0 mL of 1.00 M CaCl2(aq) and 250.0 mL of 1.00 M K2SO4(aq), are combined, and the temperature decreased by 2.40 degrees C. Determine qrxn per mole of CaSO4(s) formed in the reaction. A) +12.0 kJ/mol B) -12.0 kJ/mol C) +6.00 kJ/mol D) -6.00 kJ/mol
If Vmax for a reaction is 10 μM ⋅ s-1 and the KM is 0.5 μM, what is the reaction velocity when the substrate concentration is 2 μM?
An enzyme that follows simple Michaelis–Menten kinetics has an initial reaction velocity of 10 µmol⋅min-1 when the substrate concentration is five times greater than the KM. What is the Vmax of this enzyme in µmol⋅min−1?
Consider the following reaction at 25°C with the ΔG°’ = +1800 J/mol for the forward reaction.The molar concentrations at the beginning of the reaction were [A] = 19 mM and [B] = 10 mM.After 1 hour, the concentrations were [A] = 16 mM and [B] = 13 mM. Calculate the ΔG of the reaction at the 1 hour timepoint. Please round to 1 decimal point.Gas constant = 8.315 J/mol K
Below are the reduction reactions for oxygen and FAD. ½202 + 2e + 2H+ → H20 E°' = 0.83 V FAD + 2e + 2H* → FADH2 E" = -0.22 V What is the potential (E") for the oxidation of FADH by oxygen? What is the AG®' for the oxidation of FADH, by oxygen? If we assume that the pumping of protons in conjunction with the oxidation of FADH, requires 120 kJ, what percentage of the energy from FADH oxidation is stored in the proton gradient (think about how many protons are pumped when FADH, transfers electrons to oxygen)?
Regarding the reasoning for the Michaelis-Menten equation to be unsuitable for accurate analysis of experimental data, select all that apply: It is nonlinear It is only valid for reactions at equilibrium It is not valid under experimental conditions Extrapolation to Vm is inaccurate and therefore Km also cannot be accurately described
Potassium superoxide, KO2, is used in rebreathing masks to generate oxygen according to the reaction below. If the mask contains 0.250 mol KO2 and 0.200 mol water, what is the limiting reagent? How many moles of excess reactant will there be once the reaction is complete? 4 KO2(s) + 2 H2O(ℓ) → 4 KOH(s) + 3 O2(g)
The formation constants at 25°C for Fe(CN)4-6 and Fe(EDTA)2– are 1.00 x 1037 and 2.10 x 1014, respectively. Answer the questions below. 1) Calculate K under standard conditions for the reaction Fe(EDTA)2−(aq) + 6CN−(aq) ----> Fe(CN)4−6(aq) + EDTA4−(aq) 2) Calculate ΔG° for the reaction. (kJ/mol)
calculate the reaction velocity at saturating substrate concentrations. Your numerical answer is assumed to be in units of M sec-1. [S] = 100 mM k1 = 10 sec-1 k2 = 3000 sec-1 k-1 = 20 sec-1 [E]T = 1 \muμM
Calculate ΔG° (answer in kJ/mol) for each of the following reactions from the equilibrium constant at the temperature given. (d)CoO(s)+CO(g)⇌Co(s)+CO2(g) T=550°C Kp=4.90×102 (e)CH3NH2(aq)+H2O(l)⟶CH3NH3+(aq)+OH−(aq) T=25°C Kp=4.4×10−4 (f)PbI2(s)⟶Pb2+(aq)+2I−(aq) T=25°C Kp=8.7×10
When the temperature rises from 100°C to 145°C, the rate of a certain reaction increases by 3.7. 1) Calculate the reaction's activation energy in J/mol 2) Determine the ratio between the rates at 100°C and 45°C?
In the electrolysis of aqueous sodium bromide, there are two possible anodic reactions: *2H2O(l) ——-> 02(g) + 4H+(aq) + 4e–, E° = 1.23V2Br–(aq) ——–> Br2(g) + 2e-2, E° = 1.08 VWhich reaction occurs at anode and why?

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1. Determine the Michaelis-Menten parameters of Vmax and K for the reaction S+E E.S₂E+S E.S E.S+W P+E The rate of reaction is given as a function of substrate: [S] 0.2 0.02 0.01 kmol/m³ -I'S kmol/m³.s 0.54 0.28 0.19 0.005 0.1 0.002 0.045