111%20Exam%203%20F%2708

111%20Exam%203%20F%2708 - Test 32 Name _ Section _ TA _...

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Test 32 Name _________________________ Chemistry 111 Section ____________ EXAM III Total Points = 125 TA ___________________________ Monday, 6:30 PM November 17, 2008 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 32. 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 and one BONUS question also worth 6.25 pts. 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 8 pages plus Solubility Rules, a Food Energies Table, and a Periodic Table. Please check to be sure that you have them all! 1 END OF EXAM 1) Please make sure that you have entered 21 answers on your scan sheet. 2) Make sure that you have entered your name, ID number, and lab section number (4 digits). 3) You MUST turn the scan sheet in to your TA before leaving the exam!
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Chem 111 – Exam 3 (Test 32) – 11/17/08 _____ 1. What is the mass of one molecule of glycine? The structure of glycine is shown in the following diagram: [Atomic Weight: C 12.0 g/mol, N 14.0 g/mol, O 16.0 g/mol, H 1.01 g/mol] (a) 6.022 x 10 −23 g (b) 1.2 x 10 −22 g (c) 7.1 x 10 −23 g (d) 75 g (e) 4.5 x 10 25 g _____ 2. Which of the following is NOT conserved in this reaction? 2 Na( s ) + Cl 2 ( g ) 2 NaCl( s ) (a) moles of atoms (b) mass (c) both moles of molecules and moles of atoms (d) moles of molecules (e) atoms _____ 3. Write and balance a net ionic equation for the reaction between iron(II) chloride and sodium hydroxide to form iron(II) hydroxide and sodium chloride. (a)
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111%20Exam%203%20F%2708 - Test 32 Name _ Section _ TA _...

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