A reaction with an activation energy of 157 kJ/mol has a rate constant of 5.4 x...

A reaction with an activation energy of 157 kJ/mol has a rate constant of 5.4 x 10^{-4} at 595 K. What is the value of the frequency factor, A?

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queen_honey_blossom answered 2 years ago

A particular reaction has an activation energy, Ea, of 112 kJ/mol. If the rate constant for the...

A particular reaction has an activation energy, Ea, of 112 kJ/mol. If the rate constant for the reaction is 0.00621 s −1 at 452 °C, at what temperature(in°C) would the rate constant be 0.145 s −1?

Determine the activation energy in kJ/mol for a first order reaction if its specific rate constant...

Determine the activation energy in kJ/mol for a first order reaction if its specific rate constant 8.30e-05 s-1 at 350.0 K and 3.25e+01 s-1 at 560.0 K. Ea = ______ kJ/mol

The activation energy of a certain reaction is 35 kJ/mol . At 20 ∘C, the rate...

The activation energy of a certain reaction is 35 kJ/mol . At 20 ∘C, the rate constant is 0.0130 s−1. At what temperature would this reaction go twice as fast? Express your answer numerically in degrees Celsius

Using the initial rate date to determine the activation energy (in kJ/mol) for the reaction A...

Using the initial rate date to determine the activation energy (in kJ/mol) for the reaction A + B (arrow sign) C: Experiment Temperature (K) Initial A Initial B Initial Reactive Rate (m/s) 1 700 0.20 0.10 1.8 x 10^-5 2 700 0.40 0.10 3.6 x 10^-5 3 700 0.10 0.20 3.6 x 10^-5 4 600 0.50 0.50 4.3 x 10^-5 What is the reaction order of HI?____________________ What is the energy for the reaction?_________________ kJ/mole (2 significant figures) What is the value of...

The activation energy for a particular reaction is 84 kJ/mol. By what factor will the rate...

The activation energy for a particular reaction is 84 kJ/mol. By what factor will the rate constant increase when the temperature is increased from 50 oC to 72 oC?

The activation energy for a reaction is changed from 184 kJ/mol to 59.3 kJ/mol at 600....

The activation energy for a reaction is changed from 184 kJ/mol to 59.3 kJ/mol at 600. K by the introduction of a catalyst. If the uncatalyzed reaction takes about 2653 years to occur, about how long will the catalyzed reaction take? Assume the frequency factor A is constant and assume the initial concentrations are the same

A) The activation energy of a certain reaction is 48.0 kJ/mol . At 27 ∘C ,...

A) The activation energy of a certain reaction is 48.0 kJ/mol . At 27 ∘C , the rate constant is 0.0120s−1. At what temperature in degrees Celsius would this reaction go twice as fast? B) Given that the initial rate constant is 0.0120s−1 at an initial temperature of 27 ∘C , what would the rate constant be at a temperature of 170. ∘C for the same reaction described in Part A?

a) The activation energy of a certain reaction is 47.0 kJ/mol . At 24 ∘C ,...

a) The activation energy of a certain reaction is 47.0 kJ/mol . At 24 ∘C , the rate constant is 0.0190s−1. At what temperature in degrees Celsius would this reaction go twice as fast? b)Given that the initial rate constant is 0.0190s−1 at an initial temperature of 24 ∘C , what would the rate constant be at a temperature of 100. ∘C for the same reaction described in Part A?

a,The activation energy of a certain reaction is 37.1 kJ/mol . At 30 ∘C , the...

a,The activation energy of a certain reaction is 37.1 kJ/mol . At 30 ∘C , the rate constant is 0.0170s−1. At what temperature in degrees Celsius would this reaction go twice as fast? b,Given that the initial rate constant is 0.0170s−1 at an initial temperature of 30 ∘C , what would the rate constant be at a temperature of 170. ∘C for the same reaction described in Part A?

A. The activation energy of a certain reaction is 42.0 kJ/mol . At 29 ∘C ,...

A. The activation energy of a certain reaction is 42.0 kJ/mol . At 29 ∘C , the rate constant is 0.0190s−1. At what temperature in degrees Celsius would this reaction go twice as fast? B. Given that the initial rate constant is 0.0190s−1 at an initial temperature of 29 ∘C , what would the rate constant be at a temperature of 120. ∘C for the same reaction described in Part A? Please give the correct units too. Thank you!

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