The desorption of a single molecular layer of n-butane from a single crystal of aluminum oxide was found to be first order with a rate constant of 0.128/s at 150 K. Part A What is the half-life of the desorption reaction? t1/ 5.41 s Submit Previous Answers v Correct Part B If the surface is initially completely covered with n-butane at 150 K, how long will it take for 25% of the molecules to desorb? Express your answer using two significant figures. t = 2.2 s Submit Previous Answers v Correct Part C For 50% to desorb? Express your answer using two significant figures. t = 5.4 s Submit Previous Answers v Correct Part D If the surface is initially completely covered, what fraction will remain covered after 14 s ? Express your answer using two significant figures. Π ΑΣ φ. 0.17 Submit Previous Answers Request Answer x Incorrect; Try Again; 3 attempts remaining Part E After 20 s ? Express your answer using two significant figures. ΗΑΣΦ |0.077 %
The desorption of a single molecular layer of n-butane from a single crystal of aluminum oxide was found to be first order with a rate constant of 0.128/s at 150 K. Part A What is the half-life of the desorption reaction? t1/ 5.41 s Submit Previous Answers v Correct Part B If the surface is initially completely covered with n-butane at 150 K, how long will it take for 25% of the molecules to desorb? Express your answer using two significant figures. t = 2.2 s Submit Previous Answers v Correct Part C For 50% to desorb? Express your answer using two significant figures. t = 5.4 s Submit Previous Answers v Correct Part D If the surface is initially completely covered, what fraction will remain covered after 14 s ? Express your answer using two significant figures. Π ΑΣ φ. 0.17 Submit Previous Answers Request Answer x Incorrect; Try Again; 3 attempts remaining Part E After 20 s ? Express your answer using two significant figures. ΗΑΣΦ |0.077 %
Chemistry: The Molecular Science
5th Edition
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:John W. Moore, Conrad L. Stanitski
Chapter11: Chemical Kinetics: Rates Of Reactions
Section: Chapter Questions
Problem 115QRT
Related questions
Question
100%
please answer parts d and e
Expert Solution
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
This is a popular solution!
Trending now
This is a popular solution!
Step by step
Solved in 5 steps with 14 images
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.Recommended textbooks for you
Chemistry: The Molecular Science
Chemistry
ISBN:
9781285199047
Author:
John W. Moore, Conrad L. Stanitski
Publisher:
Cengage Learning
Chemistry: An Atoms First Approach
Chemistry
ISBN:
9781305079243
Author:
Steven S. Zumdahl, Susan A. Zumdahl
Publisher:
Cengage Learning
Chemistry: The Molecular Science
Chemistry
ISBN:
9781285199047
Author:
John W. Moore, Conrad L. Stanitski
Publisher:
Cengage Learning
Chemistry: An Atoms First Approach
Chemistry
ISBN:
9781305079243
Author:
Steven S. Zumdahl, Susan A. Zumdahl
Publisher:
Cengage Learning
Chemistry
Chemistry
ISBN:
9781305957404
Author:
Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:
Cengage Learning
Chemistry by OpenStax (2015-05-04)
Chemistry
ISBN:
9781938168390
Author:
Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Publisher:
OpenStax
Chemistry for Engineering Students
Chemistry
ISBN:
9781337398909
Author:
Lawrence S. Brown, Tom Holme
Publisher:
Cengage Learning