'Cl2 g' diaporamas de présentation

Entry Task: Jan 8 th Tuesday

Entry Task: Jan 8 th Tuesday. At 1100 K, K p = 0.25 atm ? 1 for the reaction: 2 SO 2 (g) + O 2 (g) ? 2 SO 3 (g) What is the value of Kc at this temperature?. Agenda:. Discuss Equilibrium constant Kp and Kc ws In-Class ICE table practice HW: Pre-Lab Determining Keq Constant.

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Electrochemistry

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Electrochemistry

Electrochemistry. 2. Electrochemistry. All of Chemical reactins are related to ELECTRONS Redox reactions. 3. Power consumption. Chemical Reactions. Electric Power. Power generation. Electric power conversion in electrochemistry . Electrolysis. Galvanic cells. Electrochemistry.

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CHEM 160 General Chemistry II Lecture Presentation Electrochemistry

CHEM 160 General Chemistry II Lecture Presentation Electrochemistry. December 1, 2004 Chapter 20. Electrochemistry. Electrochemistry deals with interconversion between chemical and electrical energy. Electrochemistry. Electrochemistry

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7.1 Formation of Ionic Bonds: Donating and Accepting Electrons 7.2 Energetics of Formation of Ionic Compounds 7.3 Sto

7. Ionic Bonding. 7.1 Formation of Ionic Bonds: Donating and Accepting Electrons 7.2 Energetics of Formation of Ionic Compounds 7.3 Stoichiometry of Ionic Compounds 7.4 Ionic Crystals 7.5 Ionic Radii. Introduction (SB p.186). Sodium.

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Oxidation and Reduction

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Bonding

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Enthalpy: An introduction to Chemical Thermodynamics

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Oxidation Reduction Reactions

Oxidation Reduction Reactions. Redox Reactions. Historically examples included corrosion, combustion and smelting. Now oxidation-reduction ( redox ) has a much broader meaning.

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Oxidation Numbers & Redox Reactions

Oxidation Numbers & Redox Reactions. How to Make Balancing Redox Reactions a Relatively Painless Process. What Do We Need to Consider?. Definitions Rules for Assigning Oxidation Numbers Balancing Redox Reactions . Redox: LEO says GER.

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Jeopardy

Jeopardy. Honors Chemistry Thermochemistry Change in Enthalpy, Calorimetry, Endothermic vs. Exothermic, Calculations, and Definitions. DIRECTIONS. GAME BOARD. Directions.

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Chemistry Chapter 10

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Chapter 11 Chemical Reactions

Chapter 11 Chemical Reactions. Hindenburg Ship. Hydrogen gas combined with Oxygen which caused the ship to catch fire. Chemical reactions. Take place after you eat. Photosynthesis. In a Chemical reaction. One or more substances change into one or more new substances.

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Electrochemistry

Electrochemistry. Chapter 20. The next several topics describe battery cells or voltaic cells (galvanic cells). An electrochemical cell is a system consisting of electrodes that dip into an electrolyte and in which a chemical reaction either uses or generates an electric current.

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Open system matter & heat can enter/exit

Open system matter & heat can enter/exit. Isolated system neither matter nor heat can enter/exit e.g. The Universe. surroundings. system. Closed heat but not matter can enter/exit. system. The 1 st Law of Thermodynamics The energy of the universe is constant

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Chemical Equations

Chemical Equations. Test Review. 1. List the seven diatomic molecules. Diatomic Molecules. 2 . Label the parts. Labeling of equation. Fe(s) + CuSO 4 ( aq ) ? Fe 2 (So 4 ) 3 ( aq ) + Cu(s). yields. products. reactants.

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Calculating ? H using molar heats of formation

Calculating ? H using molar heats of formation. Chem 12. If 1 mol of compound is formed from its constituent elements, then the enthalpy change for the reaction is called the enthalpy of formation, ? H o f . Standard conditions (standard state): 1 atm and 25 o C (298 K).

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Writing a (differential) Rate Law

Writing a (differential) Rate Law. Problem - Write the rate law, determine the value of the rate constant, k, and the overall order for the following reaction:. 2 NO(g) + Cl 2 (g) ? 2 NOCl(g).

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