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18-4. The activation energy for the decomposition of N,0,(g) according to the equation 2N,0,(g) → 4NO,(g)...
Calculate the activation energy for the decomposition of
hydrogen iodide (HI), if at 573K the rate constant is 2.91E-6 M/s;
and at 773K the rate constant is 7.65E-2 M/s.
Note: answer should be 187.38 kJ/mol
Calculate the activation energy for the decomposition of hydrogen iodide (HI), if at 573 °K the rate constant is 2.91 x 106 M/s; and at 773 "K the rate constant is 7.65 x 102 M/s. a. -1.41 kJ/mol b. 187.38 kJ/mol c. 10.18 kJ/mol d....
The decomposition of N, O, can be described by the equation 2N,0; (soln) + 4NO, (soln) + O2(g) t(s) O 225 516 | 725 [N,03] (M) 1.818 1.578 1.314 1.152 Consider the data in the table for the reaction at 45 °C in carbon tetrachloride solution. Given the data, calculate the average rate of reaction for each successive time interval. What is the average rate of reaction for the time interval from 0 s to 225 s? average rate of...
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?
2. The activation energy for the following first-order reaction is 102 kJ/mol. N2O(g) → 2NO(g) + 1/2O2(g) The value of the rate constant (k) is 1.35 x 10-s-1 at 35°C. What is the value of k at 20°C? (6 points)
The activation energy for the decomposition of N2O4 is 57.2. kJ/mol. If the rate constant for the reaction is 3.4 x 104s-1 at 25 ºC, what is the rate constant at 77 ºC?
1. The activation energy for the gas phase decomposition of chloroethane is 254 kJ. CH3CH2Cl--->C2H4 + HCl The rate constant at 750 K is 7.99×10-4 /s. The rate constant will be 5.61×10-3 /s at_____ K 2. The activation energy for the gas phase decomposition of chloroethane is 254 kJ. CH3CH2Cl--->C2H4 + HCl The rate constant at 756 K is 1.09×10-3 /s. The rate constant will be___ /s at 786 K.
Question 5 of 18 > The decomposition of N, O, can be described by the equation t(s) 0 165 406 795 [N,O31(M) 1.881 1.696 1.457 1.141 2N, O,(soln) -4NO, (soln) + 0, (g) Consider the data in the table for the reaction at 45 °C in carbon tetrachloride solution. Given the data, calculate the average rate of reaction for each successive time interval. What is the average rate of reaction for the time interval from 0 to 165 s? average...
The decomposition of N,is described by the following equation. 2N,O3(2)→ 4NO2(8) + O2(g) If the rate constant is 4.50 x 10-45-1, what is the half-life of this reaction? * 10s (Enter your answer in scientific notation.)
1) The rate constant for the reaction 2 N,Os(9) = 4 NO (9) + O2(9) is reported in units of sl. What is the overall order of the reaction? 2) The rate law for a reaction was reported as rate=k[A] [B][C] with molar concentrations in moles per cubic decimetre and time in seconds. What are the units of k? 3) The rate constant for the pseudo first-order acid- catalysed hydrolysis of glucose is 4.07' 10-s. Calculate the half-life for the...
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...