The rate constant for the H2+ l2→ 2HI reaction at 700 K is 6.42x102 L.mol1. s1 and the activation energy is 167 kJ. a) If the hydrogen gas and iodine molecule diameters are 225 pm and 559 pm, respectively, calculate the rate constant predicted by the collision theory and compare it with the experimental value. b) In order for the collision theory prediction to be the same as the experimental value, what should the sum of the diameters of the hydrogen gas and iodine molecules be?

The rate constant for the H2+ l2→ 2HI reaction at 700 K is 6.42x102 L.mol1. s1 and the activation energy is 167 kJ. a) If the hydrogen gas and iodine molecule diameters are 225 pm and 559 pm, respectively, calculate the rate constant predicted by the collision theory and compare it with the experimental value. b) In order for the collision theory prediction to be the same as the experimental value, what should the sum of the diameters of the hydrogen gas and iodine molecules be?

Principles of Modern Chemistry

8th Edition

ISBN:9781305079113

Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Chapter18: Chemical Kinetics

Section: Chapter Questions

Problem 36P

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