[PH;] M time (seconds) 0.20 0.14 20 0.10 40 0.071 60 0.050 80 0.035 100 a) What is the half-life for this reaction? Explain. b) How does this data show that this is a first order reaction? c) Determine the value for the rate law constant, including units. d) What would the concentration of PH; be after 120 seconds?

[PH;] M time (seconds) 0.20 0.14 20 0.10 40 0.071 60 0.050 80 0.035 100 a) What is the half-life for this reaction? Explain. b) How does this data show that this is a first order reaction? c) Determine the value for the rate law constant, including units. d) What would the concentration of PH; be after 120 seconds?

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...

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