The Arrhenius equation quantifies which of the following effects? the pre-orientation effect in heterogeneous catalysts O temperature increasing the percent of successful collisions substrate concentration in enzyme-catalyzed reactions O pressure increasing the overall number of collisions activation energy reduction in homogeneous catalysts

Q: A.) A B.) B C.) C

A:

Q: multiple choice, choose the correct answer When substrate concentration is increased for a simple…

A: In Enzyme substrate reaction , substrate bind the active site .

Q: An enzyme catalyzes a reaction with a Km of 5.00 mM and a Vmat of 2.25 mMs. Calculate the reaction…

A:

Q: 1. Solution Amount pH W 0.1 14 X 0.1 2.9 Y 0.01 2 Z 0.001 3 Which solution is prepared with weak…

A: pH represents the concentration of H+ ions.  Higher value of pH represents bases while lower value…

Q: An enzyme has a Km equal to 1.0 x 10-4 M (molar) for a certain substrate S. When [S] = 1.0 x 10-4 M,…

A: Km = 1.0 x 10-4 M [S] = 1.0 x 10-4 M     Vo = Vmax[S]/{Km + [S]} At Km = [S] Vo = Vmax/2   (a) and…

Q: The following results were obtained for the action of an ATPase on ATP at 20 oC. when the…

A: Given: The given values are, The concentration of ATPase is E0  = 20 nmol dm-3

Q: Calculate the ratio of rates of enzyme-catalyzed to non-catalyzed reactions at 37 °C given that the…

A: Given data,Temperature=37oC=37+273=310KEa1=127kJ/molEa2=12kJ/mol

Q: Rate of reaction (nmol/min) 30 25 20 15 сл O Rate of Reaction (nmol/min) vs Temperature (°C) 10 20…

A: #Part-1: The optimal temperature for an enzyme's activity is the temperature where the rate of…

Q: The equilibrium constant for the attachment of a substrate to the active site of an enzyme was…

A: In the reaction considered, the loss of unreacted substrate is basically the backward reaction with…

Q: Temperature effect on the degradation of a multisulfa preparation was evaluated at 60 and 70°C. If…

A: given, at temperature, T1 = 60°C = (60+273)K = 333K at temperature, T2 =  70°C = (273+70)K = 343K…

Q: In the following reaction, a molecule of ATP bound to the enzyme transfer a phosphate to fructose…

A:

Q: The hydrolysis of a substrate, S, by an enzyme has been studied in the lab. The following initial…

A: The data given is,

Q: The following initial rate data were obtained on the rate of binding of glucose with the enzyme…

A: The transfer of the phosphoryl group is catalyzed by the enzyme hexokinase. It undergoes the…

Q: r an enzyme that displays Michaelis-Menton kinetics, what is the reaction velocity, V (as a…

A:

Q: Which one of the following is true regarding our coverage of enzyme kinetics? Increasing the…

A: Fourth option is correct.

Q: max represents the rate of reaction for an enzyme-substrate pairing under what conditions? A) when…

A: The maximum velocity of the reaction (Vmax) is attained when the enzyme sites are saturated with…

Q: Temperature effect on the degradation of a multisulfa preparation was evaluated at 60 and 70 C. If…

A:

Q: P17A.1 The following initial-rate data were obtained on the rate of binding of glucose with the…

A: According to rate law equation; the rate of the given reaction can be written as: Rate=k [C6H12O6]α…

Q: For the following reaction catalysed by an enzyme E k1 E + S = ES k-1 E + P • describe the meaning…

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: The following questions deal with a fundamental understanding of enzyme catalysis. How does the…

A: Michaelis-Menten equation used to relate the velocity of the reaction to the substrate concentration…

Q: For an enzyme following Michaelis-Menten kinetics and in the presence of 300 mM of its substrate,…

A: Michaelis -mentens equation:rate of r×n: V0=Vmax sKm+swhere, Vmax = enzymes maximum rates  =…

Q: By what factor is the rate of a reaction changed if an enzyme lowers the Ea by 6.0 kJ/mol at 37°C?

A: Given:  Temp = 37°C = 310K. Ka= 6KJ/mol Now using Arrhenius Eqn:   ln (K)= Ea/RT  Ea = ln(K) RT  Ea…

Q: Michaelis-Menten kinetics is sometimes referred to as “saturation” kinetics. Why?  22. Give the…

A: Since you are posted with multiple questions. As per the rule, I am answering first question only.…

Q: By what factor is the rate of a reaction changed if an enzyme lowers the Ea by 2.0 kJ/mol at 37°C?

A:

Q: ) Discuss the transition state(s) in reaction coordinate diagram in the context of ΔG. 2) If an…

A: 1) Answer -

Q: P17A.1 The following initial-rate data were obtained on the rate of binding of glucose with the…

A: The order of reaction with respect to glucose is calculated as,

Q: The activation energy needed for a biochemical reaction is decreased by ..... Group of answer…

A: The activation energy is the energy required for a reaction to proceed.

Q: 2.2 Suppose that the following sequence describes the reactions of two different substrates…

A: solution               Find the rate of equation by making the Michaelis - Menten assumption = ?

Q: Consider a drug molecule that binds to an enzyme with a Kd of 20.281 nM. If the intracellular…

A: Equilibrium is defined as a state where the concentration of all reactants remains constant. For…

Q: The enzyme-catalyzed conversion of a substrate has a Michaelis constant of 0.032 mole dm-3. The rate…

A:

Q: Assume that an enzyme has the following kinetic constants: Vmax = 50 umol substrate transformed per…

A: Michaeli's‐Menten's equationrate of r×n:V0=VmaxSKm+Swhere,  Vmax=enzyme's maximum rate.…

Q: Enzymes do not require activation energy do not change requirment of activation energu increase…

A: Enzyme generally helps a reaction to proceed spontaneously by minimizing/loweing the activation…

Q: The enzyme-catalysed conversion of a substrate at 25 oC has a Michaelis constant of 0.045 mol dm-3.…

A: Enzyme catalyzed reaction: to catalyze such reactions enzyme is used as a catalyst that binds to one…

Q: List two factors that can affect the rate of an enzyme-catalyzed reaction.  No need for a paragraph,…

A: Factors that can affect the rate of an enzyme-catalyzed reaction : ★ Temperature ★ pH ★ Enzyme…

Q: Calculate the ratio of rates of enzyme-catalyzed to non-catalyzed reactions at 37 °C given that the…

A: Rate of reaction represents the change of concentration of a reactant or a product with respect to…

Q: 4. The enzyme, Xase (hypothetical, has the following kinetics: k1 k2 S+E ES + E+P k-1 k1 = 10 ° M1…

A: Michaelis - Menten equation is the equation that relates the rate of enzymatic reactions i.e.…

Q: How can we explain the enzyme’s sigmoidal kinetics in light of the structural observations?

A: Proteins that function as biological catalysts are known as enzymes. Catalysts help to speed up…

Q: P17A.1 The following initial-rate data were obtained on the rate of binding of glucose with the…

A: Chemical reaction is given by:

Q: OH HO + Catechol Oxidase 1/202 H2O + Catechol Benzoquinone

A: Catechol oxidase is a copper containing oxidizing enzyme which is used for he oxidation of catechol…

Q: -1 An uncatalyzed metabolic reaction has a rate constant of 2.7 x 10-4 M-¹ min-¹ at 310 K. In the…

A: The minimum amount of energy required by the reactant to cross the energy barrier to give the…

Q: what is the approximation used to derive the reaction rate for an enzyme catalysed reaction that…

A:

Q: What is the optimal substrate concentration for the enzymatic reaction presented in the…

A: We have to

Q: (See Secta 15.4 and Examples 15.5-15.7.) 15. The rate equation for the hydrolysis of sucrose to…

A: We will use first order kinetics

Q: An enzyme catalyzes a reaction at a rate of 20 micromolar/min.mg when the concentration of substrate…

A: The Michaelis-Menten equation of an enzyme catalysed reaction is given as:

Q: According to the Michaelis-Menten equation, when an enzyme is combined with a substrate of…

A:

Q: Suppose that a certain biologically important reaction is quite slow at physiological temperature…

A: Arrhenius equation is given by,

Q: 5.2 Here's the basic model for an enzyme-catalyzed reaction. Assume that substrate binding is rate…

A:

Q: The data in the table below describe an enzymatic reaction. The relative molecular mass of the…

A: Molecular mass of enzyme     = 50000 gmol Concentration of the enzyme = 2 × 10-3 gcm-3

Q: Another way to describe a species that slows down the reaction rate is A) as an inhibitor. B) as a…

A: An inhibitor is a substance that decreases the rate of reaction.

Q: Which of the following is true about Michaelis-Menten kinetics? A   It assumes covalent binding…

A: