exam_ii_-_f04 - Name Student ID Number TA Name and Lab Time...

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Name______________________________________ Student ID Number___________________________ TA Name and Lab Time_________________________ Fall 2004 – Enderle CHEMISTRY 2A Exam II Instructions: CLOSED BOOK EXAM ! No books, notes, or additional scrap paper are permitted. All information required is contained on the exam. Place all work in the space provided. If you require additional space, use the back of the exam. (1) Read each question carefully. (2) There is no partial credit for the problems in Part I and Part II. (3) The last 2 pages contain a periodic table and some useful information. You may remove this for easy access. (4) Graded exams will be returned in the discussion or lab sections next week. (5) If you finish early, RECHECK YOUR ANSWERS! U.C. Davis is an Honor Institution Possible Points Points 1–11. 33 points 12. 8 points 13-14. 20 points 15. 10 points 16. 12 points 17. 9 points 18. 15 points Total Score (107) Multiple Choice (circle one) 1. a b c d e 2. a b c d e 3. a b c d e 4. a b c d e 5. a b c d e 6. a b c d e 7. a b c d e 8. a b c d e 9. a b c d e 10. a b c d e 11. a b c d e
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Exam II Page 2 of 13 Part I: Multiple Choice, Concepts Circle the correct answer and enter your response on the cover – No partial credit 1. The substance BaCl 2 is a: A. salt B. weak acid C. strong base D. weak base E. strong acid 2. 12.5 mL of 0.280 M HNO 3 and 5.0 mL of 0.920 M KOH are mixed. Is the resulting solution acidic, basic or neutral? A. acidic B. basic C. neutral D. none of the above E. HNO 3 and KOH don't mix 3. If gas volume is doubled but the temperature remains constant: A. the pressure stays the same B. the molecules move faster C. the kinetic energy increases D. the molecules move slower E. none of these answers 4. Calculate the volume of H 2 (g) expressed at STP, required to react with 3.00 L of CO(g) at STP in the following reaction: CO(g) + H 2 (g) Æ C 3 H 8 (g) + H 2 O(l) A. 3.00 L B. 7.00 L C. 10.0 L D. 22.4 L E. 1.00 L
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exam_ii_-_f04 - Name Student ID Number TA Name and Lab Time...

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