Exam II KEY - W08

# Exam II KEY - W08 - Name_ _ Student ID Number_ _ Lab TA...

This preview shows pages 1–3. Sign up to view the full content.

Name_____________________________________ _ Student ID Number_________________________ __ Lab TA Name and Time___________________ ______ Winter 2008 – 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. (3) The last two pages contains a periodic table and some useful information. You may remove these pages for easy access. (4) Graded exams will be returned in lab sections next week. (5) If you finish early, RECHECK YOUR ANSWERS! U.C. Davis is an Honor Institution Possible Points Points 1–14. 42 points 15–17. 16 points 18–19. 7 points 20. 11 points 21. 10 points 21–23. 16 points Total Score (102) 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 12. A B C D E 13. A B C D E 14. A B C D E

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
Exam II Page 2 of 11 Part I: Multiple Choice, Concepts & Short Calculations Circle the correct answer and enter your response on the cover – No partial credit (3 point each – 42 points total) 1. To calculate the pressure exerted by a column of mercury, which equation would you use? A. P = F/A B. P = dgh C. P = (nRT)/V D. P 2 = P 1 V 1 /V 2 E. P 1 = x 1 P tot 2. Simplify the units: (Pa N m) / J A. m B. J C. Pa D. kg E. s 3. Calculate the wavelength in meters of an electron traveling at 1.24 x 10 7 m/s. A. 6.95 x 10 -10 B. 6.95 x 10 -7 C. 5.87 x 10 -14 D. 5.87 x 10 -11 E. 1.24 x 10 7 4. You inflate a balloon with air at room temperature and atmospheric pressure, and then you put it in a freezer. What happens next? A. The pressure of the balloon increases because the temperature increases. B. The volume of the balloon increases because the temperature decreases. C. The pressure of the balloon decreases because the temperature increases. D. The volume of the balloon decreases because the temperature decreases. E. The pressure, temperature, and volume all remain the same. 5. Identify the strong electrolyte. A. HNO 2 (aq) B. K 2 SO 4 (aq) C. CO (g) D. HI (g) E. P 4 (s). 6.
This is the end of the preview. Sign up to access the rest of the document.

## This note was uploaded on 10/23/2009 for the course CHE che 2a taught by Professor Tingguo during the Fall '08 term at UC Davis.

### Page1 / 11

Exam II KEY - W08 - Name_ _ Student ID Number_ _ Lab TA...

This preview shows document pages 1 - 3. Sign up to view the full document.

View Full Document
Ask a homework question - tutors are online