1021JDBTakeHomeLectureQuiz5(Chapter 6 9th Edition)(Chapter7 8th Edition)Fall2009

1021JDBTakeHomeLectureQuiz5(Chapter 6 9th Edition)(Chapter7 8th Edition)Fall2009

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Dr. Jim Bloxton NAME CHEM 1021 Fall 2009 Take Home Lecture Quiz 5 For Chapter 6 (9 th Edition) (Chapter 7: 8 th Edition) Take Home Lecture Quiz 5 on chapter 6 (9 th Edition) or (Chapter 7: 8 th Edition) is due at the beginning of Chem 1021 recitations that start on Thursday, 11/12/09, and continue through Wednesday, 11/18/09. This take home lecture quiz must be shown to your Chem 1021 recitation instructor at the beginning of Chem 1021 recitations that start on Thursday, 11/12/09, and continue through Wednesday, 11/18/09. Students must be present for all of the recitation in order to receive credit. Only original handwritten materials will be accepted. Typed, computer generated or photocopies will not be accepted. Late materials will not be accepted. This quiz is worth a total of 10 points. All work for all problems must be shown. Include proper units. 1. Give an example of a gas in a liquid solution and identify the solute, solvent and solution.
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Unformatted text preview: 2. Would you expect the alcohol, propanol, CH 3 CH 2 CH 2 OH, to mix with water? Explain. 3. How would you make 450 g of a 1.500 % H 2 S solution in water? Show all calculations. 4. What is the molarity of a solution that is prepared by dissolving 60.1 g of NaOH in enough water to give 500. mL of solution? Show all calculations. 5. How many grams of solute are present in 360. mL of a 1.30 M solution of HNO 3 ? Show all calculations. 6. Is glucose (a molecular compound) a weak or strong electrolyte or a nonelectrolyte? Explain. 7. Is orange juice with suspended pulp particles an example of a homogenous or a heterogeneous mixture? Explain. 8. What is the osmolarity of 1.49 M Al 2 (SO 4 ) 3 ? Show all calculations. 9a. Will a 0.79 % w/v NaCl solution cause hemolysis of red blood cells? Explain. 9b. Will a 0.79 % w/v LiF solution cause hemolysis of red blood cells? Explain. 10. What is the protective colloid in milk?...
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1021JDBTakeHomeLectureQuiz5(Chapter 6 9th Edition)(Chapter7 8th Edition)Fall2009

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