115+Final+Exam+F02 - Test Form A Name _ Section _ Student...

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Test Form A Name _________________________ Chemistry 115-M Section ____________ FINAL EXAM Student I.D. # ___________________ Wednesday, 3:20 PM TA _________________________ December 11, 2002 216 THIS EXAM IS FOR STUDENTS WITH MONDAY-FRIDAY 11:30 or 2:30 LECTURE. YOU SHOULD HAVE A BLUE COMPUTER ANSWER SHEET! Directions: 1. Each student is responsible for following directions. Read this page carefully. 2. Write your name and other requested information on this page and on the separate answer sheet. 3. CODE your name on the answer sheet using an ordinary (#2) pencil. 4. CODE your correct identification number (Social Security) on the answer sheet. THIS IS VERY IMPORTANT! 5. CODE your section number on the answer sheet. Please use all four digits, 0101, 0102, 0201, etc. This is also very important! 6. CODE the test letter or number shown in the upper right-hand corner on the answer sheet in the block labeled “Test Form Number” located under the Test/Date line at the top, right-hand of the scan sheet. 7. Put all calculations on the examination pages. DO NOT PUT ANY EXTRA MARKS ON THE COMPUTER ANSWER SHEET! 8. This exam consists of 40 multiple-choice questions worth 5.4 points each. Choose the one best or correct answer for each question and write it both on your exam paper and on the computer answer sheet. The computer answer sheet is the only one that will be graded! 9. This exam consists of 11 pages plus a Periodic Table, and 2 sheets of scratch paper. Please check to be sure that you have them all! Useful Information : Avogadro’s number: 6.02 x 10 23 /mol 1 atm = 760 torr h = 6.626 x 10 –34 kg A m 2 /s = 6.626 x 10 –34 J A s R = 0.0821 L A atm K A mol c = 3.00 x 10 8 m/s 0°C = 273 K KEEP YOUR ANSWERS AND WORK COVERED TO PROTECT THE INTEGRITY OF YOUR WORK!!
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2 Chem 115-M ! Final Exam (Test A) ! 12/11/02 _____ 1. A container has a mass of 73.91 g when empty and 96.44 g when filled with water. The density of water is 1.00 g/mL. The mass of the container filled with unknown liquid is 88.42 g. The density (g/mL) of the unknown liquid is: (a) 0.356 g/mL (b) 0.644 g/mL (c) 0.917 g/mL (d) 3.92 g/mL (e) Cannot be determined with the information given. _____ 2. Which of the following observations cannot be explained by Dalton’s atomic theory? (a) The occurrence of isotopes. (b) The law of multiple proportions. (c) The conservation of mass in chemical reactions. (d) The constant (definite) composition of compounds. (e) All of the above observations can be explained by Dalton’s theory. _____ 3.
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This note was uploaded on 04/27/2008 for the course CHEM 115 taught by Professor L during the Fall '02 term at Purdue University-West Lafayette.

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115+Final+Exam+F02 - Test Form A Name _ Section _ Student...

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