'Co2 g' diaporamas de présentation

Chemical Kinetics

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Sodium hydroxide and hydrobromic acid

Sodium hydroxide and hydrobromic acid. NaOH (aq) +HBr (aq) ?NaBr (aq) +H 2 O (l). OH - (aq) +H + (aq) ?H 2 O (l). Propane combusts. 2C 4 H 10(g) +O 2(g) ?8CO 2(g) + 10H 2 O (l). 2C 4 H 10(g) +O 2(g) ?8CO 2(g) + 10H 2 O (l). Potassium and water. 2K (s) +2H 2 0 (l) ?2KOH (aq) +H 2(g).

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Introduction Properties Occurrence Uses Metallurgy

Metallurgy of Iron. Introduction Properties Occurrence Uses Metallurgy. Introduction. Iron or ferrum (latin word) Elemental symbol: Fe Atomic number: 26 Elemental group: Transition element

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Le Chatelier's Principle Lesson 2

Le Chatelier's Principle Lesson 2. If a system in equilibrium is stressed it shifts in the opposite direction to reach a new equilibrium . Chemists can shift the reaction to the Products or Reactants. Left. ?. reactants. products.

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Emissions Aftertreatment and Engine Cold-Starting Modeling

Emissions Aftertreatment and Engine Cold-Starting Modeling. ORNL Investigators: Johney Green 1 , Stuart Daw 2 , Kalyan Chakravarthy 3 , Dean Edwards 3 , Zhiming Gao 3 , Jim Conklin 3 , Brian West 4 1 Program Manager, Vehicle Systems 2 Modeling Coordination 3 Modeling Team

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EXTRACTING METALS FROM THEIR ORES

EXTRACTING METALS FROM THEIR ORES. CONTENTS. What Are Ores ? Metal Ores How To Extract Metals From Ores ? Reduction Of Metal Ores Effects On Environment. WHAT ARE ORES ?. An ore is any naturally-occurring source of a metal that you can economically extract the metal from .

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Chapter 6 Chemical Reactions and Quantities

Chapter 6 Chemical Reactions and Quantities. 6.9 Energy Changes in Chemical Reactions. Reaction Conditions. Reaction conditions for a chemical reaction require collisions between reacting molecules collisions with sufficient energy to break the bonds in the reactants

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Chapter 6: Thermochemistry

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Lecture 15 The Redox Sequence

Lecture 15 The Redox Sequence. Oxidation State Half-Reactions Balanced Oxidation-Reduction reactions Predicted Sequence of Redox Reactions Tracers for these reactions. read Emerson and Hedges Section 3.5 and Chapter 12. The organic carbon that reaches the sediments

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Chapter 3 Sections 1 and 2

Chapter 3 Sections 1 and 2. Types of Chemical Reactions. Types of Reactions. Synthesis or Combination Decomposition Combustion. Synthesis. When two or more elements combine to form a single compound Ex: Hydrogen gas reacts/combines with fluorine gas to produce a gas. Chemical Equation:

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Limiting Reagents

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Formation Reactions

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Reaction Types

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Chemistry stoichiometry pancake stoichiometry

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Problem Explication Group #3 Amber Gipson Erin Key Kelly Lee Amy Ozley

Problem Explication Group #3 Amber Gipson Erin Key Kelly Lee Amy Ozley.

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Answers to Acids and Bases review questions not in book

Answers to Acids and Bases review questions not in book. A. Self-ionization of water. Truth: H 2 O + H 2 O ? H 3 O + + OH - Convenient lie: H 2 O ? H + + OH -. B. Common Properties. See notes organizer that goes with power point from beginning of unit

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Agenda

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NEUTRALIZATION REACTIONS

NEUTRALIZATION REACTIONS. By Ms. Lan (Mar. 2012). Neutralization Reactions. A chemical reaction in which an acid and base react to form an ionic compound (salt) and water. The acid and base react to form products that have a pH closer to 7 than the reactants. Predicting Products.

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Oxidation-Reduction Reactions

Oxidation-Reduction Reactions. Oxidation-reduction (redox) reactions are those in which one or more electrons are transferred. Remember that the sum of the oxidation states in a neutral compound must equal zero and must be equal to the overall charge in an ionic compound .

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Calculating ? H f ? from combustion data

Calculating ? H f ? from combustion data. Find ? H f ? of ethyne C 2 H 2 given the following combustion data ? H c ? C 2 H 2 (g) = -1300 kJmol -1 C (s) = -394 kJmol -1 H 2 (g) = -286 kJmol -1

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