'Reaction coordinate' presentation slideshows

Thermodynamics

1.1k views • 93 slides

Chapter 12

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Good Old Appendix II

Good Old Appendix II . What is the entropy change for the following reaction at 298 K: N 2 (g) + 3 H 2 (g) ? 2 NH 3 (g) ? S 0 rxn = 241 J/K ? S 0 rxn = 386 J/K ? S 0 rxn = -198 J/K ? S 0 rxn = -129.5 J/K None of the above. Thermodynamics. Beyond Simply Energy.

732 views • 63 slides

Rates of Chemical Reactions

Rates of Chemical Reactions. Chapter 6. Things that Affect Rate. Temperature Higher temperature faster particles. More and harder collisions. Faster Reactions. Concentration More concentrated closer together the molecules. Collide more often. Faster reaction. Things that Affect Rate.

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DNA: Structure, Dynamics and Recognition

DNA: Structure, Dynamics and Recognition. L4: DNA deformation. Les Houches 2004. BASE PAIR OPENING. Bond vibrations 1 fs (10 -15 s) Sugar repuckering 1 ps (10 -12 s) DNA bending 1 ns (10 -9 s) Domain movement 1 ? s (10 -6 s) Base pair opening 1 ms (10 -3 s)

736 views • 59 slides

ITK-234 Termodinamika Teknik Kimia 2

ITK-234 Termodinamika Teknik Kimia 2. Chemical Equilibria. Dicky Dermawan www.dickydermawan.net78.net dickydermawan@gmail.com. Reaction Coordinate e. Reaction Coordinate e. If, initially there are 2 mol CH 4 , 1 mol H 2 O, 1 mol CO, and 4 mol H 2 :. Reaction Coordinate.

709 views • 44 slides

ITK-234 Termodinamika Teknik Kimia 2

ITK-234 Termodinamika Teknik Kimia 2. Chemical Equilibria. Dicky Dermawan www.dickydermawan.net78.net dickydermawan@gmail.com. Reaction Coordinate e. Reaction Coordinate e. If, initially there are 2 mol CH 4 , 1 mol H 2 O, 1 mol CO, and 4 mol H 2 :. Reaction Coordinate.

619 views • 44 slides

Chapter 3

Chapter 3. Alkenes : Structure, Nomenclature, Reactivity. ethylene. multifidene. Sex attractant. muscaline. Molecular formulas and degree of unsaturation C n H 2 n +2. Nomenclature of Alkenes. Longest chain containing double bond. lowest possible numbers. alphabetical order.

579 views • 35 slides

50 Days Until the Harvard Westlake Final

50 Days Until the Harvard Westlake Final. Catalyst: I increase the concentration of reactants, will the rate of my reaction increase or decrease? Why? I decrease the temperature will the rate increase or decrease? Why? 3. Define rate of reaction. End. Reading Debrief.

322 views • 31 slides

Preparation of t-butyl chloride

Preparation of t-butyl chloride. (2-chloro-2-methylpropane). (CH 3 ) 3 C OH + H Cl. Reaction Mechanism?. (CH 3 ) 3 C Cl + H 2 O. Leaving Group. (CH 3 ) 3 C OH + H - Cl. +. -. (CH 3 ) 3 C OH 2 + Cl. Cation. +. (CH 3 ) 3 C -OH 2. +. (CH 3 ) 3 C. H 2 O. Mechanism.

1.33k views • 25 slides

Arrhenius equation

Temperature dependence of reaction rates. Typically rates of reactions double for every 10 o C rise in temperature,. Arrhenius equation. E a : activation energy A: frequency factor. An Arrhenius plot of ln k against 1/T is used to determine E a and A

1.33k views • 22 slides

Molecular modeling of protein-ligand interactions: Detailed simulations of a biotin-streptavidin complex

Molecular modeling of protein-ligand interactions: Detailed simulations of a biotin-streptavidin complex. Prof. Terry P. Lybrand Vanderbilt University Center for Structural Biology & Departments of Chemistry and Pharmacology. T. P. Lybrand SURA 2003. Streptavidin.

546 views • 21 slides

Truhlar Group Research Snapshot of research on Oct. 2, 2003

Truhlar Group Research Snapshot of research on Oct. 2, 2003. Post Docs Ahren Jasper Hai Lin Ben Lynch Chaoyuan Zhu. Graduate Students Vanessa Audette Ari Chakraborty Ben Ellingson Shikha Nangia Jingzhi Pu Nate Schultz Jason Thompson Yan Zhao. Visiting Researchers Keith Kuwata.

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CEM 888: Molecular Modeling: Applications for Experimentalists

CEM 888: Molecular Modeling: Applications for Experimentalists What can theory do for the practicing chemist? What do we wish it could do? A brief progress report with examples on the performance and practical utility of theoretical tools for non-theoreticians The Evolving Roles of Theory

500 views • 19 slides

Aromatic Hydrocarbons

Aromatic Hydrocarbons. (Chapter 32). CH 3. Napthalene. Benzene. Methylbenzene. Aromatic Hydrocarbons. Aroma Ring of sp 2 carbon atoms (4n+2) ? delocalized bonding electrons. Discovery of the structure of benzene. Molecular Formula: C 6 H 6 Structural Formula: ?.

587 views • 18 slides

Kinetics Pt. 2 Temperature Dependence, Reaction Mechanisms, and Reaction Coordinates

Kinetics Pt. 2 Temperature Dependence, Reaction Mechanisms, and Reaction Coordinates. Temperature and Rate. The rates of most chemical reactions increase with temperature. How is this temperature dependence reflected in the rate expression?

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Chapter 9 & 10

Chapter 9 & 10. Hydrogenation. Section 10.2. Hydrogenation. Hydrogenation. Hydroboration. Anti-Markovnikov Addition. Borane. Hydroboration Mechanism. Reaction Coordinate Diagram. Energy. Reaction Coordinate. Hydroboration. Hydroboration. Oxidation.

631 views • 15 slides

Using Computational Chemistry to Study a Reaction Pathway

Using Computational Chemistry to Study a Reaction Pathway. Jessica L. Case Super Chem II April 30, 2002. Goals of the Project. Utilize Gaussian 98 and WebMO for various computational calculations: Geometry Optimizations Frequency Calculations Transition State Determination

326 views • 15 slides

April 23, 2012

196 views • 5 slides