'Reaction rates' diaporamas de présentation

Rates of Chemical Reactions

13. Rates of Chemical Reactions. 13.1 Rates of Chemical Reactions 13.2 Expressions of Reaction Rates in Terms of Rates of Changes in Concentrations of Reactants or Products 13.3 Methods of Measuring Reaction Rates 13.4 Factors Affecting Reaction Rates. Chemical Kinetics. A study of

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Chapter 1 2 Chemical Kinetics

Chapter 1 2 Chemical Kinetics. Chemical Kinetics. Studies the rate (Speed) at which a chemical process occurs. Speed of a reaction is measured by the change in concentration over time. Different from Thermodynamics: which determines if a reaction take place.

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Chemical Kinetics

Chemical Kinetics. The Study of Reaction Rates. Chemical Kinetics. Kinetics involves the study of several factors that affect the rates of chemical reactions. The final goal is to use all of the data to develop a step-by-step reaction mechanism .

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Topic 21

Topic 21. Table of Contents. Topic 21. Topic 21: Reaction Rates. Basic Concepts. Additional Concepts. Reaction Rates: Basic Concepts. Topic 21. Exothermic and Endothermic Reactions. An exothermic reaction releases heat, and an endothermic reaction absorbs heat.

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Chemical Kinetics

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Chapter 14

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MODELLING OF KRAFT TWO-PHASE DIGESTER PULP PROCESSES

MODELLING OF KRAFT TWO-PHASE DIGESTER PULP PROCESSES. P. He M. Salcudean I. Gartshore E.L. Bibeau*. *. Engineering / Process & Product Quality Conference & Trade Fair September 12-16, 1999 Hilton Anaheim. OUTLINE. Introduction Continuos Kamyr Digester Previous numerical models

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WEATHERING MECHANISMS & PRODUCTS

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Organometallic Reactions and Catalysis

Organometallic Reactions and Catalysis. Chapter 14. Gain or Loss of Ligands. CO dissociation In many cases to add another ligand. Dissociative and associative mechanisms More complicated reactions. Dissociation of phosphine (steric effects) cis -Mo(CO) 4 L 2 + CO ? Mo(CO) 5 L + L

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Drug Discovery

Drug Discovery. The use of solid phase combinatorial chemistry and parallel synthesis. Problems with Traditional Synthesis. 1 chemist 1 molecule Can only make one molecule at a time Each synthesis very time consuming Multistep syntheses have loss at each step

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Plasma Sterilization

Plasma Sterilization. Applications of plasmas for sterilization in medical, food processing, ventilating, and air conditioning industries. Outline. What is sterilization? Current sterilization means Solution: Plasma Sterilization How it works Disadvantages Methods of Plasma Sterilization.

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Physics of Fusion

Physics of Fusion. Lecture 1: The basics Lecturer: A.G. Peeters. Physics of Fusion. Fusion here refers to the controlled process in which two light atoms are fused together generating a heavier atom with the aim of generating energy. Binding Energy.

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Physics of Fusion

Physics of Fusion. Lecture 1: The basics Lecturer: A.G. Peeters. Physics of Fusion. Fusion here refers to the controlled process in which two light atoms are fused together generating a heavier atom with the aim of generating energy. Binding Energy.

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Chemical Equations and Reactions

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UNIT FOUR: Matter and its Changes

UNIT FOUR: Matter and its Changes. Chapter 12 Atoms and the Periodic Table Chapter 13 Compounds Chapter 14 Changes in Matter Chapter 15 Chemical Cycles and Climate Change. Chapter Fourteen: Changes in Matter. 14.1 Chemical Reactions 14.2 Types of Reactions

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Kinetics Lesson 3 Collision Theory

Kinetics Lesson 3 Collision Theory. The Collision Theory Link to Simulation of Molecular Motion 1. Matter is moving particles . 2. Temperature increases- particles move faster -more collisions -more collision energy . 3. Chemical reactions -bonds break -new bonds form

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Starter

Starter. Learning Objectives. Increasing the number of collisions between particles increases the rate of reaction How temperature, concentration and surface area affect the rate of reaction. Rates of Reaction & Collision Theory. ANIMATION. COOL PARTICLES. HOT PARTICLES.

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Astrophysical Reaction Rate for the Neutron-Generator Reaction 13 C( ? ,n) in Asymptotic Giant Branch Stars

Astrophysical Reaction Rate for the Neutron-Generator Reaction 13 C( ? ,n) in Asymptotic Giant Branch Stars. Eric Johnson Department of Physics Florida State University July 19, 2007. Overview. Evolution of the universe important topic in nuclear physics

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Temperature and Keq Lesson # 11

Temperature and Keq Lesson # 11. 1. PBr 3(g) + Br 2(g) ? PBr 5(g) + energy. @ 100 o C Keq = 0.17 @ 200 o C Keq = 0.091. Is the reaction endothermic or exothermic?. Temperature increased. K eq decreased. Shifted left. Exothermic.

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Math 1304 Calculus I

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