The rate of the reaction N205(g) → 2 NO2(g) + 1/2 O2(g) is measured at different temperatures, with the following rate constants, k, determined: Temperature, K k, s1 298 3.46 x 10-5 328 1.5 x 10-3 358 3.34 x 10-2 378 0.21 Use the graphing tool above to make an appropriate plot and determine the activation energy, Ea, for this reaction in units of kilojoules. kJ/mol

The rate of the reaction N205(g) → 2 NO2(g) + 1/2 O2(g) is measured at different temperatures, with the following rate constants, k, determined: Temperature, K k, s1 298 3.46 x 10-5 328 1.5 x 10-3 358 3.34 x 10-2 378 0.21 Use the graphing tool above to make an appropriate plot and determine the activation energy, Ea, for this reaction in units of kilojoules. kJ/mol

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

See similar textbooks

Similar questions

For the reaction A → products, concentration and time data were collected. Enter these data into the graphing tool to determine the reaction order. t Graphing Tool 0.0 25.0 50.0 73.0 [A] 3.40 2.28 1.53 1.02 In[A] 1.223775 0.824175 0.425268 0.019803 Clear All Data 1/[A] 0.294118 0.438596 0.653595 0.980392 [A] 3.4 2.822 2.244 1.666 1.088 0.51 [A] vs. t to 0 14.6 t (s) 0.0 25.0 50.0 75.0 In[A] vs. t 29.2 t 43.8 1/[A] vs. t 58.4 [A] (M) 3.40 2.28 1.53 1.02 73
Determine the activation energy of the reaction.
n
The rate of a certain reaction was studied at various T(K) k (s-1) temperatures. The table shows temperature (T) and rate 400 0.000108 constant (k) data collected during the experiments. Plot the 420 0.000626 data to answer the questions. 440 0.00310 What is the value of the activation energy, E, for 460 0.0134 this reaction? 480 0.0511 500 0.175 520 0.547 E, = kJ - mol- 1108.79 540 1.57 560 4.18 Incorrect 580 10.4 What is the value of the pre-exponential factor (sometimes called the frequency factor), A, for this reaction? A = 140 6.79 x10 Incorrect
Consider the table of data collected for the reaction A → Products. Determine the magnitude (value) of the reaction rate constant by graphing the data appropriately. The table: Time (s) [A] (M) 0.00 0.600 1.50 0.325 3.00 0.178 4.50 0.095 6.00 0.050 7.50 0.028 9.00 0.015
What is the activation energy of a reaction if it has the following rate constants?
Consider the table of data collected for the reaction A → Products. Determine the magnitude (value) of the reaction rate constant by graphing the data appropriately. Time (s) [A](M) 0 0.5 1.5 0.42 3 0.335 4.5 0.25 6 0.17 7.5 0.085 9 0.003
The rate constant k for a certain reaction is measured at two different temperatures: temperature k 253.0 °C 7.6×10 ¹0 354.0 °C 5.8 × 10¹1 Assuming the rate constant obeys the Arrhenius equation, calculate the activation energy E for this reaction. a Round your answer to 2 significant digits. kJ E x10 mol X ? a II Ś
A reaction has an activation energy of 15 kJ mol-1. The temperature of the reaction must be increased from 300 K to what temperature, in K, in order for the reaction rate to double? 394 339 278 323 350.