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Ch. 13 - Chem 1035 Chapter 13 1 of 35 Chem 1035 Chapter 13...

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Chem 1035 Chapter 13 1 of 35 Chapter 13 The Properties of Mixtures Solutions: Homogeneous (all one phase) mixture or 2 or more components Variable composition Can be separated into individual components by physical means since the components maintain their identities Solvent: the substance that does the dissolving. Usually present in the larger amount Solute: The substance(s) being dissolved Chem 1035 Chapter 13 2 of 35 Soluble vs. Insoluble Miscible vs. Immiscible Intermolecular Forces and Solubility What kinds of substances are soluble/miscible? What kinds are insoluble/immiscible? To make a solution: “Like dissolves like” Chem 1035 Chapter 13 3 of 35 1. Ionic solute/polar solvent : O Na + Cl - Na + Cl - O -------H H Cl - Na + Cl - Na + + H H Na + Cl - Na + Cl - Solute Solvent Solution Forces: H: 2. Polar solute/polar solvent: O H-Cl----H-Cl + O -------H H H H Solute Solvent Solution Forces: H: Chem 1035 Chapter 13 4 of 35 3. Nonpolar solute/polar solvent: I 2 -------I 2 + O O -------H H H H Solute Solvent Solution Forces: H: 4. Nonpolar solute/nonpolar solvent: I 2 --------I 2 + CCl 4 ----------CCl 4 Solute Solvent Solution Forces: H: Printed with FinePrint - purchase at www.fineprint.com
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