exam 2 - TEST 12 Name _ Section _ TA _ Chemistry 112 EXAM I...

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TEST 12 Name _________________________ Chemistry 112 Section ____________ E X A M I T o t a l P o i n t s = 1 2 5 TA ___________________________ Thursday, 6:30 PM February 5, 2009 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 10-digit identification number (PUID) on the answer sheet. THIS IS VERY IMPORTANT! 5. CODE your lab section number on the answer sheet. Please use all four digits, 0101, 0102, 0201, etc. This is also very important! 6. CODE the test number shown in the upper right-hand corner on the answer sheet in the block labeled “Test/Quiz Number”. This is Test 12. 7. Put all calculations on the examination pages. DO NOT PUT ANY EXTRA MARKS ON THE COMPUTER ANSWER SHEET! 8. This exam consists of 20 multiple-choice questions worth 6.25 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 5 pages plus a Periodic Table. Please check to be sure that you have them all! Useful Information : 1 atm = 14.7 psi = 101.325 kPa = 760 torr R = 0.082 L·atm/K·mol STP: 0ºC; 1 atm K = ºC + 273.15
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Chem 112 – Exam 1 (Test 10) – 02/05/09 2 _____ 1. A car tire is inflated to a total pressure of 155 psi. What is the pressure in Pa? [1 atm = 14.7 psi = 101.325 kPa] (a) 1,070 Pa (b) 10.5 Pa (c) 1,070,000 Pa (d) 22.5 Pa (e) 22,500 Pa _____ 2. It requires 0.255 L of air to fill a balloon to 1.00 atm pressure at 25 C. If the balloon is placed in a freezer at 15ºC, what is the new volume of the air in the balloon? (a)
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This note was uploaded on 04/03/2011 for the course CHEM 112 taught by Professor Harwood during the Spring '11 term at Purdue University-West Lafayette.

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exam 2 - TEST 12 Name _ Section _ TA _ Chemistry 112 EXAM I...

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