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Nucleophile	–	A Lewis Base with a pair of unshared electrons that seeks a positive part of an atom. Electrophile	-	A Lew

Nucleophile – A Lewis Base with a pair of unshared electrons that seeks a positive part of an atom. Electrophile - A Lew

Electrophiles / Nucleophiles. Nucleophile – A Lewis Base with a pair of unshared electrons that seeks a positive part of an atom. Electrophile - A Lewis Acid seeking an electron pair. Nucleophilic Substitution. Nucleophilic Substitution

By DoraAna
(524 views)

Topic 21

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.

By Audrey
(3709 views)

Chemical Kinetics

Chemical Kinetics

http://college.hmco.com/chemistry/shared/media/animations/oscillatingreaction.html. Chemical Kinetics. Concerns reaction rates: Speed with which reactants are converted to products.

By senona
(298 views)

Metabolism & Enzymes

Metabolism & Enzymes

Metabolism & Enzymes. How does energy flow through life?. energy. energy. energy. Flow of energy through life. Life is built on chemical reactions transforming energy from one form to another. organic molecules  ATP & organic molecules. sun. organic molecules  ATP & organic molecules.

By Patman
(381 views)

Lifetime prediction of solid materials using chemiluminescence to characterise oxidative reactions and model-free simula

Lifetime prediction of solid materials using chemiluminescence to characterise oxidative reactions and model-free simula

Lifetime prediction of solid materials using chemiluminescence to characterise oxidative reactions and model-free simulation based on experimental data. Fabian Käser Berne University of the Arts - BUA. Oxidation. the major cause of degradation of most organic materials!

By demi
(173 views)

ESTIMATION OF SOLVENT EFFECTS FOR THE COMPLEXING REACTION OF PROPYLENE AND NICKEL DITHIOLENE

ESTIMATION OF SOLVENT EFFECTS FOR THE COMPLEXING REACTION OF PROPYLENE AND NICKEL DITHIOLENE

ESTIMATION OF SOLVENT EFFECTS FOR THE COMPLEXING REACTION OF PROPYLENE AND NICKEL DITHIOLENE. Qing-Zhen Han, Yue-Hong Zhao and Hao Wen Institute of Process Engineering Chinese Academy of Sciences, Beijing 100080. October 24, 2006. Introduction.

By morley
(141 views)

AME 436 Energy and Propulsion

AME 436 Energy and Propulsion

AME 436 Energy and Propulsion. Lecture 4 Basics of combustion. Outline. Why do we need to study combustion? Types of flames Premixed Nonpremixed Chemical reaction rates Law Of Mass Action (LOMA) Arrhenius form of temperature dependence Premixed flames Deflagrations Turbulence effects

By minty
(429 views)

5. 	STERILIZATION OF 	LIQUID MEDIA

5. STERILIZATION OF LIQUID MEDIA

5. STERILIZATION OF LIQUID MEDIA. The liquid media which contains all essential nutrients for cell growth is:  First heat sterilized with steam, then  Cooled down before introduction into the bioreactor vessel. Two types of sterilization:

By ina
(1216 views)

Chemical Kinetics

Chemical Kinetics

Chemical Kinetics. Chapter 13 13.1-13.6. Chemical Kinetics. In learning chemical kinetics, you will learn how to: Predict whether or not a reaction will take place. Once started, determine how fast a reaction will proceed. Learn how far a reaction will go before it stops.

By gail
(427 views)

HKALE Chemistry TAS Teacher Conference 2005

HKALE Chemistry TAS Teacher Conference 2005

HKALE Chemistry TAS Teacher Conference 2005. Fong Wai Hung Raymond Ming Yin College 24 September 2005. Operating Expenses Block Grant (Aided School) Subject & Curriculum Block Grant (Government School). TAS Grant AL Chemistry: HK$2,454  HK$2,483 TAS Grant ASL Chemistry:

By loki
(259 views)

2-4 Enzymes

2-4 Enzymes

2-4 Enzymes. Question:. What are enzymes ?. Enzymes. Answer: 1. Proteins: most enzymes are proteins . 2. Catalyst: chemical agent that accelerates a reaction without being permanently changed in the process. Enzymes.

By nhu
(271 views)

6.9 Addition of Sulfuric Acid to Alkenes

6.9 Addition of Sulfuric Acid to Alkenes

6.9 Addition of Sulfuric Acid to Alkenes. CH 3 CHCH 3. CH 3 CH. CH 2. OSO 2 OH. Addition of H 2 SO 4. HOSO 2 OH. follows Markovnikov's rule: yields an alkyl hydrogen sulfate. Isopropyl hydrogen sulfate. CH 3 CH. CH 2. +. CH 3 CH. CH 3. CH 3 CHCH 3. OSO 2 OH. Mechanism. .

By taima
(102 views)

DIFFERENTIAL RATES OF REACTION

DIFFERENTIAL RATES OF REACTION

aA + bB cD + dD. DIFFERENTIAL RATES OF REACTION. Rate = d[B]/dt. Rate’ = -d[A]/dt. -d[A]/dt = (1/2)d[B]/dt. Net rate = forward rate – reverse rate. THE EMPIRICAL RATE LAW (EXPERIMENTAL). aA + bB ----> cC + dD.

By annabella
(150 views)

Chapter 14

Chapter 14

Chapter 14. Rates of Reaction. Overview. Reaction Rates Definition of Reaction Rates Experimental Determination of Rate Dependence of Rate on Concentration Change of Concentration with Time Temperature and Rate; Collision and Transition-State Theories. Arrhenius Equation

By lani
(217 views)

Chemical Kinetics

Chemical Kinetics

Chemical Kinetics. Rates of chemical reaction - definition of reaction rate - integrated and differential rate law - determination of rate law Mechanism of chemical reaction - activated complex theory - model for chemical kinetics - Arrhenius equation. Rate Law. Rate=k[NO 2 ] n

By conan
(542 views)

Virginia Standards of Learning Assessments

Virginia Standards of Learning Assessments

Virginia Standards of Learning Assessments. SOL Scientific Investigation. For an experiment, 9.7 mL of HCl are needed. What is the best instrument to use for measuring this volume?. A Beaker B Erlenmeyer flask C Graduated cylinder D Test tube.

By kalb
(437 views)

Safety and Tritium R&D

Safety and Tritium R&D

Safety and Tritium R&D. B. J. Merrill and D. A. Petti Fusion Safety Program. US TBM Meeting INL, August 10-12, 2005. Presentation Outline. Overview of safety analysis of the Dual Cooled Lead Lithium (DCLL) test blanket module (TBM)

By talib
(171 views)

Ionospheric Morphology

Ionospheric Morphology

Ionospheric Morphology. Prepared by Jeremie Papon, Morris Cohen, Benjamin Cotts, and Naoshin Haque Stanford University, Stanford, CA IHY Workshop on Advancing VLF through the Global AWESOME Network. What is the Ionosphere?.

By gustave
(375 views)

Figure 4-1 Isothermal reaction design algorithm: Hesketh Version

Figure 4-1 Isothermal reaction design algorithm: Hesketh Version

Step 3. Gas Phase. Liquid Phase. Figure 4-1 Isothermal reaction design algorithm: Hesketh Version. Start. Step 1 Derive Mole Balance Equation for Specific Reactor. Chapter 1. Chapter 2 & 3. Step 2 Determine Reaction Rate. Chapter 3. P=P0?. no. yes. Chapter 4.

By iram
(158 views)

Reaction Mechanisms Steps of a Reaction

Reaction Mechanisms Steps of a Reaction

Reaction Mechanisms Steps of a Reaction. Mesosphere. Stratosphere. Troposphere. The Ozone Layer. Ozone is most important in the stratosphere, at this level in the atmosphere, ozone absorbs UV radiation. 100 Km. Mesosphere. 50 Km. Stratosphere. Ozone Layer. 10 Km. Troposphere.

By bailey
(278 views)

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