'Sodium hydroxide' diaporamas de présentation

ELECTROLYSIS A guide for GCSE students

ELECTROLYSIS A guide for GCSE students. 2010 SPECIFICATIONS. KNOCKHARDY PUBLISHING. ELECTROLYSIS. INTRODUCTION

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Recognizing Chemical Hazards

Recognizing Chemical Hazards. Flammability Oxidizing and Reducing Agents Corrosives Water Reactive Toxic Chemicals Sources of Information. Flammability. Almost all organic compounds (those containing C and H) will burn.

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Partition Equilibrium of a Solute Between Two Immiscible Solvents

16.8. Partition Equilibrium of a Solute Between Two Immiscible Solvents. A(solvent 2) A(solvent 1). 16.8 Partition Equilibrium of a Solute Between Two Immiscible Solvents (SB p.104). Partition (Distribution) Equilibrium.

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Chapter 5 Types of Compounds

Chapter 5 Types of Compounds. Ionic Compounds Covalent Compounds. Electronegativity (EN). Def: The strength with which an atom in a bond pulls on e-s. Covalent Bonds (bonds btwn 2 nonmetals). Nonmetals have high electronegativity values (REVIEW) Electrons are shared

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A strategy towards enhanced bio-energy production from cane biomass

A strategy towards enhanced bio-energy production from cane biomass. LJC Autrey KTKF Kong Win Chang AF Lau . MSIRI April 2006. Land area (Thousand hectares). Roadmap. 2015. PART I. Bio-energy potential based on current technologies and cane varieties . Electricity. Island. Coal

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Fuel Cell Technology

Fuel Cell Technology. SJSU E-10 October 25, 2007 Professor W. Richard Chung Department of Chemical and Materials Engineering San Jose State University. Pictures of Battery. Cathode. Anode. What is A Fuel Cell?.

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Hazard Communication

Hazard Communication. HAZCOM Standard OSHA 29 CFR 1910.1200. Developed by T. Michael Self, CPEA (Health & Safety) Southeast District. Course Goal.

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Covalent Bonding Skeleton Diagrams

Covalent Bonding Skeleton Diagrams. Edward A. Mottel Department of Chemistry Rose-Hulman Institute of Technology. Only the noble gases have exactly the correct number of electrons to fill their outermost s and p orbitals. All other atoms have to lose, gain or share

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Chapter 12: Principles of Neutralization Titrations

Chapter 12: Principles of Neutralization Titrations. By: Andie Aquilato. Solutions and Indicators Used. Slides 2-6. Standard Solutions: strong acids or strong bases because they will react completely Acids: hydrochloric (HCl), perchloric (HClO 4 ), and sulfuric (H 2 SO 4 )

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FERMENTABLE NITROGEN

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Chemical Formulas

Chemical Formulas. Chemical formulas indicate the relative number of atoms of each kind element in a chemical compound (ionic and molecular). Capital letter each element. NaCl. Subscript # atoms. CH 3 Cl. Ionic compound the number of atoms in a formula units.

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Electrochemistry

Electrochemistry. Redox reactions. The half-reactions for Sn 2+ ( aq ) + 2Fe 3+ ( aq ) ? Sn 4+ ( aq ) + 2Fe 2+ ( aq ) are Oxidation: Sn 2+ ( aq ) ? Sn 4+ ( aq ) +2e- Reduction: 2Fe 3+ ( aq ) + 2e- ? 2Fe 2+ ( aq ) In oxidation: electrons are products.

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Environmental Chemistry Lesson # 2

Environmental Chemistry Lesson # 2. Acids & Bases. Properties of Acids & Bases. Acids and bases are water soluble compounds that share some properties with ionic compounds (like sodium chloride) and molecular compounds (like hydrocarbons). Ionization. Sulfuric Acid in Water:

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Demonstration of Diffusion & Osmosis using an Artificial Membrane

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East Tennessee State University

East Tennessee State University. Hazardous Materials Transportation and Security. Hazardous Material Definition. According to 49 CFR 171.8, the definition of a hazardous materials is:

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CYANIDE TRAINING Proper care and handling of sodium-carbon-nitrogen compounds

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Patterns of Behaviour

Patterns of Behaviour. How we can predict what will happen in a chemical reaction. Contents. The Periodic Table Chemical Reactions Rates of Reactions Reactions involving Enzymes Reversible Reactions Energy Transfer in Reactions. The Periodic Table.

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2.1 Practical Investigation

2.1 Practical Investigation. Practical Investigation Ideas. Micro-organisms Do different types of bacteria grow on different foods? What is the effect of temperature on the growth rate of bacteria? What factors affect the effectiveness of preservatives on the growth of bacterial colonies?

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Chemicals Potassium hydrogen phthalate (KHP, 204.23 g /mol) Deionized water

Experiment involving aspirin to teach acid/base titration. Experiment: Acid-Base Titration of Aspirin. Objective: The objective of this experiment is to determine the mass of acetylsalicylic acid (ASA) in an Aspirin tablet. Chemicals Potassium hydrogen phthalate (KHP, 204.23 g /mol)

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A study by Hayes et al (1996), using NMR, has shown that there aresignificant compositional differences between the humi

The quantification of semiquinone-type free radicals (SFRC, Fig. 6), from EPR, and the values of I 465 (a huminification index) from fluorescence (Fig. 6) measurements (Milori et al., 2002) indicated the extents of humification in

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