Lecture_17 - Zumdahl Chapter 11 Solutions Define SOLUTION a...

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1 Zumdahl Chapter 11 Solutions Define: SOLUTION a mixture of two or more substances that do not enter in a chemical reaction. homogeneous SOLVENT dissolving medium SOLUTE any component dissolved in the solvent (substance being dissolved). When liquids are mixed, the solvent is the component present in greatest amount. Sugar dissolves in water 9 types of solutions exist Gas Gas Gas Liquid Gas Solid Liquid Gas Liquid Liquid Liquid Solid Solid Gas Solid Liquid Solid Solid Example Solvent Solute Alloys Amalgams (Hg in zinc) H 2 in Pt, Pd, or Ni Sugar or salt in water HCl or NH 3 in water ethanol in water Humid atmosphere Air (N 2 is the solvent) Dust in air
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2 Electrolyte a solution that conducts the electric current. Not a solution: Heterogeneous mixture (sand and water, oil and water…) Suspension when microscopically visible particles are dispersed throughout the solvent (liquid or gas). Emulsion
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Lecture_17 - Zumdahl Chapter 11 Solutions Define SOLUTION a...

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