The kinetics of a unimolecular reaction are observed and the reactant decays over time but it is not clear from the raw data whether the process is first-order or second-order. The two plots below represent fits to least-squares lines, with the equations shown. From this information, indicate the value of the rate constant. In [A]t -0.5H -net -1.5 -2.0 -2.5 -3.0 0 y = -0.00482 x - 1.11 R² = 0.894354 100 200 t (sec) 300 400 1 [A]t 20 15 10 5 0 y = 0.04039 x + 2.0267 100 200 R² = 0.999308 300 t (sec) 400

The kinetics of a unimolecular reaction are observed and the reactant decays over time but it is not clear from the raw data whether the process is first-order or second-order. The two plots below represent fits to least-squares lines, with the equations shown. From this information, indicate the value of the rate constant. In [A]t -0.5H -net -1.5 -2.0 -2.5 -3.0 0 y = -0.00482 x - 1.11 R² = 0.894354 100 200 t (sec) 300 400 1 [A]t 20 15 10 5 0 y = 0.04039 x + 2.0267 100 200 R² = 0.999308 300 t (sec) 400

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 22P

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