In a decompostion reaction, the reaction decays 23.4 times more rapidly at 23°C then at 4 °C. What is the overall activation energy (kJ/mol) of the process? Enter your answer as an integer.
This question can be solved using Arrehenius equation. Detailed solution is given in the image attached.
In a decompostion reaction, the reaction decays 23.4 times more rapidly at 23°C then at 4...
Food rots about 40 times more rapidly at 25 °C than it is stored at 4 °C. Estimate the overall activation en- ray for the processes responsible for its decomposition. Cunnon that the rate constant of a reaction de
Food rots about 40 times more rapidly at 25 oC than when it is stored at 4 oC. Estimate the overall activation energy for the processes responsible for its decomposition.
38. The rate constant for a reaction at 40.0°C is exactly 5 times that at 20.0°C. Calculate the Arrhenius energy of activation for the reaction. a. 7.38 kJ/mol b. 5.00 kJ/mol c. 13.4 kJ/mol d. 61.4 kJ/mol e. none of these
Some reaction has an activation energy of 44 kJ/mol and a rate constant of 4.0 × 10₋4 s-1 at 37 oC. In the presence of a catalyst, the same reaction has an activation energy of 9.1 kJ/mol. Calculate the rate constant (s-1) of the catalyzed reaction at 37 oC. Enter your answer as an integer.
The activation energy of a certain reaction is 49.8 kJ/mol . At 23 ∘C , the rate constant is 0.0140s−1. At what temperature in degrees Celsius would this reaction go twice as fast?
this is all that is given 21. A reaction proceeds by a series of elementary steps as shown below. The activation energy and heat of reaction are shown for each step. Step No. Activation energy Elementary step A + B → AB Enthalpy of reaction 4 kJ/mol -10 kJ/mol AB + C → ABC + BC 30 kJ/mol +5.2 kJ/mol ABC + B → AB + BC 10 kJ/mol -7.8 kJ/mol a) What is the overall equation for this reaction?...
21. A reaction proceeds by a series of elementary steps as shown below. The activation energy and heat of reaction are shown for each step. Step No. Elementary step Activation energy Enthalpy of reaction A + B2 → AB, 4 kJ/mol -10 kJ/mol 2 AB2+ C → ABC + BC 30 kJ/mol +5.2 kJ/mol 3 ABC + B2 → AB + BC 10 kJ/mol -7.8 kJ/mol a) What is the overall equation for this reaction? (1 mark) b) What is...
The activation energy of a certain reaction is 33.6 kJ/mol . At 23 ∘C , the rate constant is 0.0150s−1. At what temperature in degrees Celsius would this reaction go twice as fast? Given that the initial rate constant is 0.0150s−1 at an initial temperature of 23 ∘C , what would the rate constant be at a temperature of 120. ∘C for the same reaction described in Part A?
23. The rate constant for a particular reaction is 2.7 x 10-2 s at 25°C and 6.2 x 102 s at 75°C. What is the activation energy for the reaction in kJ/mol? (R-8.314 J/mol.K)
Here is ergy diagram for the reaction: 400 300 energy 200 (kJ/mol) 100 C D reaction coordinate Use the energy diagram to answer these questions. kJ/mol Exothermic Endothermic Neither Yes, it's kJ/mol What is the heat of reaction? Is the reaction exothermic or endothermic? Can you determine the activation energy? O Yes, it'skJ/mol Can you determine the activation energy of the reverse reaction? No. Here is ergy diagram for the reaction: 400 300 energy 200 (kJ/mol) 100 C D reaction...