In a study of the decomposition of hydrogen iodide on a gold surface at 150 °C HI(g) % H2(g) + ½ I½(g) the following data were obtained: |[HI], M 0.509 0.255 0.128 6.40x102 seconds 520 780 911 Hint: It is not necessary to graph these data. (1) The observed half life for this reaction when the starting concentration is 0.509 M is and when the starting concentration is 0.255 M is (2) The average rate of disappearance of HI from t 0 s to t= 520 s is Ms. (3) The average rate of disappearance of HI from t = 520 s to t= 780 s is Ms (4) v order reaction is Ms Based on these data, the rate constant for this

In a study of the decomposition of hydrogen iodide on a gold surface at 150 °C HI(g) % H2(g) + ½ I½(g) the following data were obtained: |[HI], M 0.509 0.255 0.128 6.40x102 seconds 520 780 911 Hint: It is not necessary to graph these data. (1) The observed half life for this reaction when the starting concentration is 0.509 M is and when the starting concentration is 0.255 M is (2) The average rate of disappearance of HI from t 0 s to t= 520 s is Ms. (3) The average rate of disappearance of HI from t = 520 s to t= 780 s is Ms (4) v order reaction is Ms Based on these data, the rate constant for this

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

Chapter12: Chemical Kinetics

Section: Chapter Questions

Problem 50E: The decomposition of hydrogen iodide on finely divided gold at 150C is zero order with respect to...

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