'50 mol' diaporamas de présentation

Chapter 16 Aqueous Ionic Equilibria

Chemistry II. Chapter 16 Aqueous Ionic Equilibria. Buffers: Solutions that Resist pH Change. buffers are solutions that resist changes in pH when an acid or base is added they act by neutralizing the added acid or base

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SOLUTION AND COLLOID

SOLUTION AND COLLOID. SPECIFIC LEARNING OBJECTIVE. At the end of the session the student should be able to explain: Definitions of Solution and Colloids System of Solutions and Colloids Type of Solutions and Colloids. SOLUTION. No.1. INTRODUCTION. Types of solution. No.2. Concentration.

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Chemical Equilibrium

Chemical Equilibrium. Chapter 15. Chemical Equilibrium. Concentrations of all reactants and products remains constant with time All reactions carried out in a closed vessel will reach equilibrium: If little product is formed, equilibrium lies far to the left.

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Chapter 16 Introduction to Buffers

Chapter 16 Introduction to Buffers. COMMON ION EFFECT HC 2 H 3 O 2 ?? H + + C 2 H 3 O 2 - NaC 2 H 3 O 2 strong electrolyte HC 2 H 3 O 2 weak electrolyte Addition of NaC 2 H 3 O 2 causes equilibrium to shift to the left ?, decreasing [H + ] eq

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Chapter 3 Stoichiometry: Calculations with Chemical Formulas and Equations

Chemistry, The Central Science , 10th edition Theodore L. Brown, H. Eugene LeMay, Jr., and Bruce E. Bursten. Chapter 3 Stoichiometry: Calculations with Chemical Formulas and Equations. Law of Conservation of Mass.

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Chapter 5 Gases

Chapter 5 Gases. A Gas- Uniformly fills any container Mixes completely with any other gas Can easily be compressed Exerts pressure on its surroundings. The properties of a gas depends upon four variables- Pressure (P) Is equal to force/unit area Measured by a barometer

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Clinical approach to increased serum ferritin

Clinical approach to increased serum ferritin. Yuly Paulin Mendoza DAS hepatology - University of Bern 14 th November 2018. Female B.B. Born 18.9.55. Referred Sep 2018 from obesity consultation for increased serum ferritin . Asymptomatic Medical and personal history

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2-Day AP/Pre-AP Science Conference Corpus Christi Omni-Marina Hotel January 20 & 21, 2006

2-Day AP/Pre-AP Science Conference Corpus Christi Omni-Marina Hotel January 20 & 21, 2006. Introduction to Equilibrium Concepts John I. Gelder Former Chief Reader AP Chemistry Department of Chemistry Oklahoma State University. Important Web Site.

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Chapter 13

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I. Characteristics of a Gas

I. Characteristics of a Gas. A) Gases assume the shape and volume of a container. B) Gases are the most compressible of all the states of matter. C) Gases will mix evenly and completely when confined to the same container. D) Gases have lower densities than liquids or solids.

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I. Characteristics of a Gas

I. Characteristics of a Gas. A) Gases assume the shape and volume of a container. B) Gases are the most compressible of all the states of matter. C) Gases will mix evenly and completely when confined to the same container. D) Gases have lower densities than liquids or solids.

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Equilibrium

Equilibrium. Quantitative vs. Reversible. So far we have studied quantitative reactions , reactions which proceed until the limiting reactant is consumed However, many reactions are not quantitative, they are reversible meaning they can proceed in both forward and reverse directions

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Unit III Chemical Composition (i.e. The Mole )

Unit III Chemical Composition (i.e. The Mole ). Atomic Masses. Atomic masses use Carbon 12 ( 12 C ) as the standard Calculated with the aide of a mass spectrometer. This process is also known as gas chromatography

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Unit 5: Stoichiometry

Unit 5: Stoichiometry. Section 1: Mole:Mole and Gram:Gram. Stoichiometry. Technical word for the relationships among balanced equations, moles, and grams Chemists use stoichiometry like cooks use cooking recipes. Mole-to-Mole Problems.

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Ch 17-18 Review

Ch 17-18 Review. 1. A clear solution of silver nitrate is mixed with a solution of sodium chloride and a white precipitate forms. Write a balanced equation for this reaction. AgNO 3 + NaCl ? NaNO 3 + AgCl (s) Write a complete ionic equation.

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The Mole

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Molarity and Dilutions

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DIP_07

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ICE Problems

ICE Problems. Calculating K p from Pressure Data. The reaction between 1.000 atm NO and 1.000 atm O 2 to produce NO 2 at 184 C was studied. At equilibrium, P O2 = 0.506 atm. Calculate K p. Equilibrium conc. from K c or K p.

444 views • 6 slides