The rate constant for mercury fulminate decomposition is 4.0 × 10₋8 s₋1 at 298 K, and the energy of activation is 105 kJ/mol.
At what temperature (K) is the rate constant 0.16 s-1? Enter your answer as an integer.
The rate constant for mercury fulminate decomposition is 4.0 × 10₋8 s₋1 at 298 K, and...
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.
For the decomposition of a peroxide, the activation energy is 17.4 kJ/mol. The rate constant at 25°C is 0.027 s-1. What is the rate constant at 45°C? For the decomposition of a peroxide, the activation energy is 17.4 kJ/mol. The rate constant at 25°C is 0.027 s-1. At what temperature will the rate constant be 35% greater than the rate constant at 25°C?
Variation of the rate constant with temperature for the first-order reaction 2N2(g) + O(g) → 2N2O4(g) is given in the following table. Determine the activation energy and pre-exponential factor for the reaction. What would be the rate constant at 350 K? Temperature / K Rate Constant / s-1 273 7.87 x 103 298 3.46 x 105 318 4.98 x 106 338 4.87 x 107 What is the activation energy in kJ/mol? Do not enter the units with your answer. What...
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...
The rate constant of a reaction is 5.6 × 10−3 s−1 at 25C, and the activation energy is 33.6 kJ/mol. What is k at 75C? Enter your answer in scientific notation.
A first-order reaction has a rate constant of 1.35 x 102 s-1 at 25.0 oC (298 K). The energy of activation is 55.5 kJ mol-1; and the frequency factor is 7.23 x 1011 s-1. What is the value of the rate constant (k) at 95.0 oC (368 K)?
Please answer questions 1 and 2 on The rate constant for the reaction answered A + B->C out of 1.0 is 4.1 x104 U(mol s) at 593 K. The activation energy is 101 kj/mol. question Determine the temperature when the rate constant is 1.2 x10-3 L/(mol s)- Answer: 2 One (often inaccurate) rule of thumb in biology is that a 10 °C change increases the rate by a factor of ten. If the lower temperature is 3 °C, what activation...
What is the activation energy for a reaction that has a rate constant of 5.68 × 10-8 s-1 at 298 K and 1.73 × 10-5 s-1 at 348 K? 66.2 kJ mol-1 70.0 kJ mol-1 41.4 kJ mol-1 98.2 kJ mol-1 19.4 kJ mol-1
Rate constant for decomposition of hydrogen peroxide is 7.0 x10-5 s-1at 300.0K, with activation energy of 75 kJ/mol. At what temperature would the reaction rate be doubled?
For the gas phase decomposition of 1-chloropropane, CH3CH2CH2ClCH3CH=CH2 + HCl the rate constant has been determined at several temperatures. When ln k in s-1 is plotted against the reciprocal of the Kelvin temperature, the resulting linear plot has a slope of -2.77×104 K and a y-intercept of 31.0. The activation energy for the gas phase decomposition of 1-chloropropane is kJ/mol.