'Buffers' diaporamas de présentation

EGYPT

EGYPT. What do you know? Maps http://www.kendall-bioresearch.co.uk/egyptmap.htm http://www.all-about-egypt.com/egypt-tourist-attractions.h. Outlining. HEADING (pg #1) - main ideas of the paragraph -main ideas -main ideas HEADING -main idea (pg. #2) main idea

1.01k views • 66 slides

Acids and bases, pH and buffers

Acids and bases, pH and buffers. Dr. Mamoun Ahram Lecture 2. Acids and bases. Acids versus bases. Acid: a substance that produces H+ when dissolved in water (e.g., HCl, H2SO4) Base: a substance that produces OH- when dissolved in water (NaOH, KOH) What about ammonia (NH3)?.

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Chapter 15 Applications of Aqueous Equilibria

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Flow and congestion control

Flow and congestion control. Basic concept of flow and congestion control. Flow control: end-to-end mechanism for regulating traffic between source and destination Congestion control: mechanism used by the network to limit congestion

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Acid-Base Balance

Acid-Base Balance. Back to Basics:. An acid is a substance that increases H+ concentration, thus reducing pH. A base is a proton acceptor ., bases decrease H+ concentrations and raise the pH.

748 views • 44 slides

ELECTROPHORESIS Definitions Theory of Electrophoresis Electrophoretic Technique General Procedures Types of Electrophore

ELECTROPHORESIS Definitions Theory of Electrophoresis Electrophoretic Technique General Procedures Types of Electrophoresis Technical Considerations Ref: Burtis & Ashwood; Tietz Fundamentals/Textbook. 1. DEFINITIONS Electrophoresis

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The Chemistry of Acids and Bases

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Applied Sustainability

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Chapter 17

Chapter 17. buffers - resist changes in pH by neutralizing added acid or base -contain significant amounts of a weak acid and its conj base or a weak base and its conj acid -acid will neutralize added OH - (base) and base will neutralize added H + (acid).

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Safe Plants and Decorations for Your Aquarium and Aquatic Friends

Safe Plants and Decorations for Your Aquarium and Aquatic Friends. Researched and Formatted by: Juanita Hoffman. Introduction.

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Safe Plants and Decorations for Your Aquarium and Aquatic Friends

Safe Plants and Decorations for Your Aquarium and Aquatic Friends. Researched and Formatted by: Juanita Hoffman. Introduction.

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Chapter 3: Water & Life

Chapter 3: Water & Life. Learning targets. I can explain the significance of polar covalent and hydrogen bonds within and between water molecules. I can determine how many water molecules can bond with each other .

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WELCOME

WELCOME. Understanding Humic Substances: Benefits of Humic & Fulvic for Turf Management Presented by Ryan Zadow Product Formulation and Technical Sales BioAg, Independence OR Humic Substance Specialists. Brief Nomenclature / Definitions. Organic Matter Hummus Humic Substances (RAW)

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Reducing Orchard Fertilizer Costs

Reducing Orchard Fertilizer Costs. Lenny Wells UGA Horticulture. Fertilizer Costs. Ammonium Nitrate (33% N) 2007/08 = $457/ton ($103.86/Acre based on 150 lbs N/A) Phosphorous (44% P 2 0 5 ) $12.80/Acre (40 lbs/A) Potash (51%K) 2007/08 = 475/ton (51%K)

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RF Transmitters

RF Transmitters. Architectures for Integration and Multi-Standard Operation. Terry Yao ECE 1352. Outline. Motivation Transmitter Architectures Current Trends in Integration State-of-the-Art Examples (3) Direct Conversion 2-Stage Future Challenges References. Motivation.

489 views • 15 slides

Waste Handling for Swine Production

Waste Handling for Swine Production. Lori Marsh, Associate Professor, Biological Systems Engineering, Virginia Tech. Swine Production. Swine production is most commonly accomplished indoors. Typically farms specialize in one of four production strategies: Breeding/Gestation; Farrowing;

553 views • 13 slides

Dissociation of water

pH. Dissociation of water. What is pH?. Potential hydrogen Scale used to measure the acidity or basicity of a solution. Acids. Molecules that dissociate in water, releasing H +. Bases. Molecules that take up H + or release OH -. Neutralization Reaction. pH scale.

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Biogeochemistry

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Chapter 1: Intro (excerpt)

Chapter 1: Intro (excerpt) . What is an Operating System?. What is an Operating System?. A program that acts as an intermediary between a user of a computer and the computer hardware Operating system goals: Execute user programs and make solving user problems easier.

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Verilog

Verilog. 4-Value Logic. Four values: 0, 1, x, z. x: unknown value z: high impedance. Vectors. output [0:3] D; wire [7:0] SUM; indexing: D[3] slicing: SUM[5:2]. Decoder. Gate-level description nands and nots are grouped. //HDL Example 4-1

457 views • 6 slides