Consider this reaction: --> At the same concentrations, the rate at 942 K is 7.85 x...
Enter your answer in the provided box. Given the same reactant concentrations, the reaction CO(g) + Cl2(g) COCl2() at 235°C is 54.3 times as fast as the same reaction at 157°C. Calculate the activation energy for this reaction. Assume that the frequency factor is constant. kJ/mol
The activation energy for a particular reaction is 102 kJ/mol. If the rate constant is 1.35 x 10-45-1 at 323 K, what is the rate constant at 273 K? | 1/ Determine the activation energy for the redox reaction Q2+ + 2 R3+ → Q4+ + 2 R2+. Rate Constant Temperature 3.12 x 103 M-15-1 275 K 2.70 x 104 M-15-1 300 K kJ/mol
The standard free energy of activation of a reaction A is 71.6 kJ mol–1 (17.1 kcal mol–1) at 298 K. Reaction B is one million times faster than reaction A at the same temperature. The products of each reaction are 10.0 kJ mol–1 (2.39 kcal mol–1) more stable than the reactants. (a) What is the standard free energy of activation of reaction B?
The standard free energy of activation of a reaction A is 77.3 kJ mol–1 (18.5 kcal mol–1) at 298 K. Reaction B is ten million times faster than reaction A at the same temperature. The products of each reaction are 10.0 kJ mol–1 (2.39 kcal mol–1) more stable than the reactants. (a) What is the standard free energy of activation of reaction B?
8) A reaction is found to have an activation energy of 38.0 kJ/mol. If the rate constant for this reaction is 1.60 x 102 M-1-1 at 249 K, what is the rate constant at 436 K? 9) If the activation energy for a given compound is found to be 42.0 kJ/mol, with a frequency factor of 8.0 x 1010 s-1, what is the rate constant for this reaction at 298 K? 10) If the activation energy for a given compound...
A certain catalyzed reaction is known to have an activation energy E - 45.0 kJ/mol. Furthermore, the rate of this reaction is measured it 317 K and found to be 3.8 x 10 M/s. Use this information to answer the questions in the table below. Suppose the concentrations of all reactants is kept the same, but the temperature is raised by 5% from 317. Kto 333. K. The rate will choose one How will the rate of the reaction change?...
The rate constant for the synthesis reaction in the presence of a Fe-based catalysts has been determined at various temperatures. The table presents the results: T(C) k (s") 25 100 200 300 400 3.24 x 10° 2.32 x 10° 5.81 x 104 2.11 x 102.64 x 10 11. Use the data provided to determine the activation energy in the presence of the Fe-based catalyst (graphing method, you will need a spreadsheet program: e.g., Excel, google sheets). 12. Estimate how many...
Calculate the activation energy of a reaction if the rate constant at 555 K is 3.72 times 10^-5 and at 761 K it is 2.95 times 10^-3. Calculate the rate constant at 70 degree C for the reaction A + 3B rightarrow 2C given that the rate constant of the reaction is equal to 3.5 times 10^-1 M^-4 s^-1 at 95 degree C. (Ea = 142 kJ/mol)
The rate constant for the reaction below was determined to be 3.241×10-5 s–1 at 800 K. The activation energy of the reaction is 255 kJ/mol. What would be the value of the rate constant at 9.10×102 K? N2O --> N2 + O
The following reaction has an activation energy of 262 kJ/mol. C4H, At 600.0 K the rate constant is 6.1x 10-8 s-1. What is the value of the rate constant at 845.0 K? Number Tools 102