For a particular reaction, the rate constant is 2.47 ✕ 10−3 M/s at 165°C and 3.96 ✕ 10−3 M/s at 215°C. What is the activation energy for this reaction?
For a particular reaction, the rate constant is 2.47 ✕ 10−3 M/s at 165°C and 3.96 ...
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)
A first order reaction has a rate constant of 1.85*10^3 s^-1 at 25 C. The rate constant for this same reaction is 4.14*10^4 s^-1 at 100 C. What is the activation energy for this reaction
Part A: The rate constant for a certain reaction is k = 1.90×10−3 s−1 . If the initial reactant concentration was 0.150 M, what will the concentration be after 7.00 minutes? Part B: A zero-order reaction has a constant rate of 4.60×10−4 M/s. If after 30.0 seconds the concentration has dropped to 8.00×10−2 M, what was the initial concentration? Part C: A certain reaction has an activation energy of 60.0 kJ/mol and a frequency factor of A1 = 7.80×1012 M−1s−1...
The activation energy, Ea, for a particular reaction is 19.4 kJ/mol. If the rate constant at 80 °C is 0.820 M⁻¹s⁻¹, then what is the value of the rate constant at 209 °C? (R = 8.314 J/mol • K)
The activation energy, Ea, for a particular reaction is 19.4 kJ/mol. If the rate constant at 80 °C is 0.820 M⁻¹s⁻¹, then what is the value of the rate constant at 121 °C? (R = 8.314 J/mol • K)
A second-order reaction has a rate constant of 0.008500/(M · s) at 30°C. At 40°C, the rate constant is 0.02800/(M · s). (A) What is the activation energy for this reaction? _________ kJ/mol (B) What is the frequency factor, A?_________ /(M · s) (C) Predict the value of the rate constant at 78°C._________ /(M · s)
The activation energy for a particular reaction is 102 kJ/mol. If the rate constant is 35 × 10⁻⁴ s⁻¹ at 322 K, what is the rate constant at 273 K? An experimental plot of ln(k) vs. 1/T is obtained in lab for a reaction. The slope of the best-fit line for the graph is -3090 K. What is the value of the activation energy for the reaction in 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
. A particular reaction has an activation energy, Em of 175 kJ/mol. If the rate constant for the reaction is 0.00205 M a t 457 °C, what is the value of the rate constant at 569 °C?
A particular reaction has an activation energy, Ea, of 108 kJ/mol. If the rate constant for the reaction is 0.00573 s −1 at 498 °C, at what temperature(in°C) would the rate constant be 0.283 s −1?