'Solvent molecules' diaporamas de présentation

Chapter 12 Solutions

Chemistry: A Molecular Approach , 1 st Ed. Nivaldo Tro. Chapter 12 Solutions. Roy Kennedy Massachusetts Bay Community College Wellesley Hills, MA. 2008, Prentice Hall. Solution. homogeneous mixtures composition may vary from one sample to another

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Chapter 11

Properties of Solutions. Chapter 11. Topics. Concentration of solutions using different terms Solution process and solubility Factors affecting the solubility Vapor pressure of solution Collegative properties of solution Boiling point elevation Freezing point depression Osmotic pressure

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PRINCIPLES OF CHEMISTRY II CHEM 1212 CHAPTER 12

PRINCIPLES OF CHEMISTRY II CHEM 1212 CHAPTER 12. DR. AUGUSTINE OFORI AGYEMAN Assistant professor of chemistry Department of natural sciences Clayton state university. CHAPTER 12 SOLUTIONS. SOLUTION. - A homogeneous mixture of two or more substances Solvent

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Soft Active Materials

Soft Active Materials. Zhigang Suo Harvard University. II. Gels. 1. gel = network + solvent. solvent. gel. network. Solid-like : long polymers crosslinked by strong bonds . Retain shape Liquid like : polymers and solvent aggregate by weak bonds . Enable transport.

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Solution properties

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Solutions

Solutions. Chapter 13 Pages 395 - 418. Types of Mixtures. Solutions Suspensions Colloids. Solutions. Solution: a homogeneous mixture of 2 or more substances in a single phase.

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Solvation

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CHAPTER 3

CHAPTER 3. CH7 PROBLEM SOLVING CLASS R.D. A. BOLINAS. http:// chempsclass.wordpress.com. 3.10 Calculate the molar mass of each of the following: (a) N 2 O 4 ( b ) C 8 H 10 ( c ) MgSO 4 ?7H 2 O ( d ) Ca(C 2 H 3 O 2 ) 2. a) N 2 O 4 = 2(14.01) + 4(16.00) = 92.02 g/ mol

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Chapter 12 Solutions

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Large deformation and instability in gels

Large deformation and instability in gels. Zhigang Suo Harvard University. Gel = elastomer + solvent. Elasticity : long polymers are cross-linked by strong bonds . Fluidity : polymers and solvent molecules aggregate by weak bonds. Thermodynamics of swelling. reversible.

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Warm Up #1

Warm Up #1. Use a sheet of notebook paper to do your daily warm up. You will turn them in every few weeks! 175kg = _____ g What 2 parts make up the nucleus of an atom? What does the atomic number of an element indicate?

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Chapter 14.3 Properties of Solutions

Chapter 14.3 Properties of Solutions. Adapted by SA Green from: John D. Bookstaver St. Charles Community College St. Peters, MO ? 2006, Prentice Hall, Inc. Solutions. Solutions are homogeneous mixtures of two or more pure substances.

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Section 13.4 Colligative Properties

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Solution Formation

Solution Formation. Solutions. . . . the components of a mixture are uniformly intermingled (the mixture is homogeneous ). Solution Components. Solute Solvent. Steps in Solution Formation. Step 1 - Expanding the solute (endothermic, ?H 1 )

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Vapour Pressure and Heat

Vapour Pressure and Heat. What happens to a solid substance when it is heated? The compound can simply get hotter or a phase change can occur.

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I. The Vapor Pressure of Solutions

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Solutions

Solutions. Solution: A homogeneous mixture of two or more substances. Solute: The substance that is dissolved; AKA the substance that is present in the least amount. Solvent: The substance that is dissolving another substance(s); AKA the substance present in the greatest amount.

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Solution Formation

Solution Formation. Heat of Solution. The Heat of Solution is the amount of heat energy absorbed (endothermic) or released (exothermic) when a specific amount of solute dissolves in a solvent. Steps in Solution Formation. ?H 1 Step 1 - Expanding the solute.

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Solution Formation

Solution Formation. Heat of Solution. The Heat of Solution is the amount of heat energy absorbed (endothermic) or released (exothermic) when a specific amount of solute dissolves in a solvent. Steps in Solution Formation. ?H 1 Step 1 - Expanding the solute.

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Freezing point depression

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