Chp10 - Chapter 10 Exercises Solubility Problems...

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Chapter 10 Exercises Solubility Problems 3,5,7,13,17,25,27 Net Reactions Problems 31,33,39,41
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Chapter 10 Solutions Aqueous Solutions Solubility Net Equations Solubility Equilibrium
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Mixtures Most chemical reactions take place in mixtures (heterogeneous or homogeneous) Solution – homogeneous mixture (g/g, g/l, l/l, s/l) Solvent – dissolving agent (only 1 in solution) Usually a liquid, most abundant if multiple liquids Solute – substance dissolved (can be multiple solutes)
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Molarity (M) most commonly used; designated in brackets [A] = 0.1 M Density – mass per unit volume (g/mL) Calculate molarity (M) of water Concentrations of Solute %(m/m) % by mass g solute 100 g sol t %(V/V) % by volume mL solute 100 mL sol t M molarity mol solute 1 L sol t
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Break IMF or ionic bonds in solute H solute > 0 Break IMF in solvent H solvent > 0 H solution = H solute + H solvent + H mixing Solvation Process New IM interactions b/ w solvent and solute H mixing < 0 +
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solution = solution - T solution solution 2245 0, so solution 2245 solution H solution = H solute + H solvent + H mixing A substance is soluble if solution or
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This note was uploaded on 01/24/2010 for the course CH Ch101 taught by Professor Bigham during the Fall '08 term at N.C. State.

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Chp10 - Chapter 10 Exercises Solubility Problems...

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