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Unformatted text preview: ©2010 Digital Interactive Video Education Week 19 95 LESSON 38: COLLIGATIVE PROPERTIES, COLLOIDS Assignment: 1) Read textbook pages corresponding to this topic. 2) Defne the Following terms: Colligative property, particle molality, Raoult’s law, boiling point elevation, molal boiling point elevation constant, freezing point depression, molal freezing point depression constant, osmosis, osmotic pressure, colloid, Tyndall effect, Brownian movement, Focculating agent, coagulation, adsorption 3) Watch lecture and take notes. 4) Complete review questions, and check answers. LESSON 38 REVIEW QUESTIONS Solutions are at the end oF the video For this lesson. 1-7 1 pt. each. Circle the best answer. 1) Colligative properties depend on the number oF ________________ dissolved in a solution. a)atoms b)particles c)electrons 2) Which oF the Following is not considered a colligative property oF solutions? a)boiling point elevation b)osmosis c)Freezing point depression d)temperature 3) The eFFect oF light scattering in a ______________ is known as the Tyndall eFFect. a) solution b)colloid c)mixture 4) In a ____________________, the particles do not remain suspended indefnitely. 4) In a ____________________, the particles do not remain suspended indefnitely....
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This document was uploaded on 10/31/2011 for the course CHM 2046 at University of Florida.
- Spring '07