Lesson_12 - Solutions Solvent: present in the largest...

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Lesson 12 Solutions Solvent : present in the largest amount Solute : present in smaller amount than the solvent Solutions are homogeneous, i.e. have uniform properties Ideal solutions are the ones where solvent and solute do not to interact with each other – similar to ideal gases
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Lesson 12 Ideal solutions Benzene Toluene
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Lesson 12 Non-ideal solutions Chloroform Acetone
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Lesson 12
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Lesson 12 Composition of solutions Mole fraction Molality Molarity ( depends on T ) = = + + + = n j j i n i i n n n n n n x 1 2 1 ... 1 1 = = n j j x solvent of kg solute of moles molality = solution of liters solute of moles molarity = Percentage 25% (v/v): 25 ml solute per 100 ml solution 25% (w/v): 25 g solute per 100 ml solution 25% (w/w): 25 g solute per 100 g solution
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Lesson 12 Example 1 What are the molality and molarity of a
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Lesson 12 Example 2
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Lesson 12 Henry’s law Generally applied to gas-liquid solutions Relates the partial pressure of a gas (solute) to
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Lesson_12 - Solutions Solvent: present in the largest...

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