1021JDBTakeHomeLectureQuiz7(Chapter7 9th Edition)(Chapter8 8th Edition)Fall2009

1021JDBTakeHomeLectureQuiz7(Chapter7 9th Edition)(Chapter8 8th Edition)Fall2009

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Dr. Jim Bloxton NAME CHEM 1021 Fall 2009 Take Home Lecture Quiz 7 And Homework Set 7 Chapter 7 (9 th Edition) Or Chapter 8 (8 th Edition). This Take Home Lecture Quiz 7 will count as both a Take Home Lecture Quiz 7 and as Homework Set 7 for Chapter 7 of the 9 th Edition or Chapter 8 of the 8 th Edition of your Chem 1021 lecture text. As was previously announced in lecture, Take Home Lecture Quiz 7 is due at the beginning of Chem 1021 lecture Thursday, 12/3/09. The problems in this take home lecture quiz will be worked as part of the Chem 1021 lecture on Thursday, 12/3/09. Students must be present for all of the lecture 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. All work for all problems must be shown. Include proper units for each calculation. 1. Sketch the general graph for an endothermic chemical reaction.
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Unformatted text preview: Label the axis and include reactants, products and transition state and specify all energy changes. 2. What is activation energy affected by a catalyst? 3. How does temperature affect the rate of a reaction? 4. Write the equilibrium expression for the following reaction: C 6 H 12 O 2 + 6O 2 6H 2 O + 6CO 2 5. A reaction has a K value of 0.00124. What does this mean? 6. Will all endothermic chemical reactions take place rapidly? Explain. 7. Consider the following endothermic reaction that is at equilibrium: 6H 2 O + 6CO 2 C 6 H 12 O 2 + 6O 2 What will happen to the position of equilibrium if some water is removed? Explain. 8. What effect, if any, does a change in reactant concentration have on the equilibrium position of a chemical reaction? 9. Why is a low body temperature dangerous? 10. How does a powder form as opposed to capsule form affect the activity of a drug?...
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1021JDBTakeHomeLectureQuiz7(Chapter7 9th Edition)(Chapter8 8th Edition)Fall2009

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