Lecture 20: Chemical Kinetics; The Arrhenius Law; Degree of Disequilibrium; Principle of...
Skills:
ML Maths Basics60%
MIT 2.43 Advanced Thermodynamics, Spring 2024
Instructor: Gian Paolo Beretta
View the complete course: https://ocw.mit.edu/courses/2-43-advanced-thermodynamics-spring-2024/
Complete course table of contents with hyperlinks to slides and video timestamps: https://ocw.mit.edu/courses/2-43-advanced-thermodynamics-spring-2024/resources/mit2_43_s24_toc_slides_pdf/
Complete course analytical index with hyperlinks to slides and video timestamps: https://ocw.mit.edu/courses/2-43-advanced-thermodynamics-spring-2024/resources/mit2_43_s24_index_slides_pdf/
YouTube Playlist: https://www.youtube.com/playlist?list=PLUl4u3cNGP6309d0oJDiVo1CvxUQXJ2il
This lecture covers: Chemical kinetics. Collisions and Arrhenius activation energy. Principle of detailed balance. Affinity as degree of disequilibrium. Entropy production as product of affinity and reaction rate. DoD build-up in supersonic nozzle expansion. CO2 power laser.
Instructor suggests to set viewing speed at 1.5 for faster learning.
Slides for this lecture: https://ocw.mit.edu/courses/2-43-advanced-thermodynamics-spring-2024/resources/mit2_43_s24_lec20_pdf/
Key moments:
00:00:00 - Introduction
00:00:19 - Activated Complex in the Simple System Model
00:00:53 - Extension of the Simple System: Assumptions
00:05:31 - Affinities and Non-Equilibrium Law of Mass Action
00:07:28 - Self-Ionization of Pure Liquid Water: pH and pOH
00:14:31 - Introduction to Chemical Kinetics
00:15:18 - Potential Energy Surface and the Activated Complex
00:21:03 - Maxwell-Boltzmann Distribution of Velocities
00:23:35 - Arrhenius Activation Barrier
00:28:03 - Reaction Rates and Collision Probabilities
00:37:29 - Hydrocarbon Oxidation: Detailed Kinetic Mechanisms
00:40:16 - Detailed Balance and Degree of Disequilibrium
00:45:49 - Direction of Reaction and Fluctuation Relation
00:53:53 - Half-Equilibrium of the Activated Complex
01:03:43 - When Some Reactions Are Much Faster than Others
01:12:27 - Nonequilibrium Build Up in Supersonic Nozzle
01:17:17
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Chapters (16)
Introduction
0:19
Activated Complex in the Simple System Model
0:53
Extension of the Simple System: Assumptions
5:31
Affinities and Non-Equilibrium Law of Mass Action
7:28
Self-Ionization of Pure Liquid Water: pH and pOH
14:31
Introduction to Chemical Kinetics
15:18
Potential Energy Surface and the Activated Complex
21:03
Maxwell-Boltzmann Distribution of Velocities
23:35
Arrhenius Activation Barrier
28:03
Reaction Rates and Collision Probabilities
37:29
Hydrocarbon Oxidation: Detailed Kinetic Mechanisms
40:16
Detailed Balance and Degree of Disequilibrium
45:49
Direction of Reaction and Fluctuation Relation
53:53
Half-Equilibrium of the Activated Complex
1:03:43
When Some Reactions Are Much Faster than Others
1:12:27
Nonequilibrium Build Up in Supersonic Nozzle
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