Suppose that a catalyst lowers the activation barrier of a reaction from 125 kJ/mol t o 55 kJ/mol. By what factor would you expect the reaction rate to increase at 25 °C? (Assume that the frequency factors for the catalyzed and uncatalyzed reactions are identical.)

Q: Given the same reactant concentrations, the reaction COg) + Cl,(8) → COC,(8) at 245°C is 136 times…

A: Recall the given reaction, CO (g) + Cl2 (g) -------> COCl2 (g) . The reaction at 245◦C is 136…

Q: Suppose that a catalyst lowers the activation barrier of a reaction from 125 kJ/mol to 55 kJ/mol. By…

A: Arrhenius equation tells how rate of reaction depends on temperature. It is given as:

Q: tempature

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Q: Suppose that a catalyst lowers the activation barrier of a reaction from 127 kJ/molkJ/mol  to 58…

A: This  question  based on simple  Arhenuis  equation.   K = Ae-Ea/RT

Q: The activation energy for a particular reaction is 102 kJ/mol. If the rate constant is 1.35 × 10⁻⁴…

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Q: The activation energy for a reaction is changed from 184 kJ/mol to 59.0 kJ/mol at 600. K by the…

A: Activation energy means amount of energy that must be provide to a reactant so that it change into…

Q: For a chemical reaction, the rate constant at 32.6 C is 0.003939 s^-1, while the rate constant at…

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Q: Which reaction responds more strongly to changes of temperature, one with an activation energy of 52…

A: Given: Two reactions one with Ea value 52 kJ mol-1 and other with Ea value 25 kJ mol-1 Take a look…

Q: A certain reaction has an activation energy of 59.16 kJ/mol. At what Kelvin temperature will the…

A: The Arrhenius equation is expressed as follows: lnk=-EaR1T+lnA Where, A represents pre-exponential…

Q: A certain reaction has an activation energy of 41.96 kJ/mol. At what Kelvin temperature will the…

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Q: A certain reaction has an activation energy of 30.79 kJ/mol. At what Kelvin temperature will the…

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Q: A certain reaction has an activation energy of 45.68 kJ/mol. At what Kelvin temperature will the…

A: The given information is: Activation energy = 45.68 kJ/mol = 45680 J/mol Temperature, T1 = 289 K Gas…

Q: The activation energy for a particular reaction is 102 kJ/mol. If the rate constant is 1.35 × 10⁻⁴…

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Q: A certain reaction has an activation energy of 71.24 kJ/mol.71.24 kJ/mol. At what Kelvin temperature…

A: Given, Activation energy of a reaction = 71.24kJ/mol. Initial temperature = 313K. k2/k1 = 3.00.

Q: The activation energy for a reaction is changed from 184 kJ/mol to 59.0 kJ/mol at 600. K by the…

A: Arrhenius Equation shows the dependence of the rate constant on the pre-exponential factor, absolute…

Q: Hydrogen peroxide decomposes to water and oxygen gas with the aid of a catalyst (MnO2). The…

A: Since using a catalyst basically decreases the activation energy and hence it increases the rate…

Q: A particular second-order reaction has a rate constant of 2.4 x 10–6 M–1 s–1 at 575 K and 6.0 x 10–5…

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Q: The reaction N,0 (g) + 0 (g) → N2 (g) + O2 (g) has a frequency factor of 3.69 x 10° M-1 s-l and an…

A: If the temperature is changed or a catalyst is added, for example, the constant changes. This is…

Q: If a temperature increase from 20.0 °C to 35.0 °C triples the rate constant for a reaction, what is…

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Q: A certain reaction has an activation energy of 29.12 kJ/mol. At what Kelvin temperature will the…

A: Given : Activation energy of reaction, Ea = 29.12 KJ/mol = 29120 J/mol…

Q: A certain reaction has an activation energy of 39.57 kJ/mol. At what Kelvin temperature will the…

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Q: The activation energy for a reaction is changed from 184 kJ/mol to 59.0 kJ/mol at 600. K by the…

A: Activation energy (Ea) is changed from 184kJ/mol to 59.0kJ/mol Temperature = 600K Catalyzed reaction…

Q: A certain reaction has an activation energy of 60.78 kJ/mol. At what Kelvin temperature will the…

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Q: The rate constant of a reaction at 32 °C is measured to be 0.055/s. If the frequency factor is 1.2 ×…

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Q: A first-order reaction has rate constants of 4.6 x 10-2 s-1 and 9.8 x 10-2 s-1 at 0°C and 20.°C,…

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Q: A certain reaction has an activation energy of 59.88 kJ/mol. At what Kelvin temperature will the…

A: The expression for the ratio of two rate constants at the given temperature is given by Arrhenius…

Q: The activation barrier for the hydrolysis of sucrose into glucose and fructose is 108 kJ/mol. If an…

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Q: A certain reaction has an activation energy of 44.26 kJ/mol. At what Kelvin temperature will the…

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Q: The activation energy of an uncatalyzed reaction is 95 kJ/mol. The addition of a catalyst lowers the…

A: Interpretation -  To determine the factor (ratio of K1(catalyzed)/K2(uncatalyzed)) will the catalyst…

Q: The rate constant of a reaction at 32 °C is 0.055/s. If the frequency factor is 1.2 * 10 13/s, what…

A: The below formula is used to determine the value of the activation barrier.

Q: A certain reaction has an activation energy of 57.33 kJ/mol. At what Kelvin temperature will the…

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Q: 2. A reaction has an activation energy of 225,0 kJ/mol. By what factor will the rate constant, k,…

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Q: A catalyst reduces the activation barrier of a certain reaction to zero and simultaneously increases…

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Q: The rate constant of a reaction is 0.38s-1 at 727 C and 0.87s-1 at 757C. Calculate the activation…

A: The equation for determining the activation energy is as follows,                   Where, Ea is…

Q: Calculate the rate constant, k, for a reaction at 61.0 °C that has an activation energy of 78.9…

A: Answer:- This question is answered by using the simple formula of calculation of rate constant using…

Q: Assuming that the collision factor remains the same, by what factor will the catalyst increase the…

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Q: i Explain whether the reaction below is an example of heterogeneous catalysis or homogeneous…

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Q: 5. The measurement of reaction rates as a function of temperature provides information on the…

A: Rate of reaction is the change in the concentration of the reactants and products with respect to…

Q: In a series of experiments on the decomposition of dinitrogen pentoxide, N2O5, rate constants were…

A: Given, In a series of experiments on the decomposition of dinitrogen pentoxide (N2O5): Rate constant…

Q: 8. What is the fraction of collisions that have sufficient energy for reaction if the activation…

A: (a) Fraction of active molecules = 1eEaRT                                                     =…

Q: The activation energy of an uncatalyzed reaction is 95 kJ/mol. The addition of a catalyst lowers the…

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Q: The activation energy of an uncatalyzed reaction is 94 kJ/molk. The addition of a catalyst lowers…

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Q: A certain reaction has an activation energy of 58.70 kJ/mol. At what Kelvin temperature will the…

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Q: The activation energy for a reaction is changed from 184 kJ/ mol to 59.0 kJ/mol at 600. K by the…

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Q: By plotting ln K vs 1/T, an equation of the line was obtained: y = -4865x + 1.946   Determine the…

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Q: A particular reaction has an activation energy, Ea, of 189 kJ/mol.  If the rate constant for the…

A: The Arrhenius equation establishes the relationship between activation energy (Ea), rate constants…

Q: If the activation energy of a reaction decreases by 4.1 kJ/mol by adding a catalyst, how many times…

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Q: The activation energy of an uncatalyzed reaction is 95 kJ/mol. The addition of a catalyst lowers the…

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