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Chem 107 Exam 1 2006

Chem 107 Exam 1 2006 - NAME(print UIN SECTION CHEMISTRY 107...

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Exam © 2006 L.S. Brown A1 NAME: (print) __________________________ UIN #: ________________________ SECTION # ________________ CHEMISTRY 107 Sections 500—512 Exam #1–Version A September 22, 2006 Dr. Larry Brown This is a 50-minute exam, and contains 9 problems. There should be 8 numbered pages, including this one. There is also a periodic table attached to the back of the exam; you may tear the periodic table page off, and you do not need to turn that page in. Point values for the different questions are as indicated. Some constants and conversion factors you might need are listed below. Please show ALL of your work as clearly as possible. This will help us award partial credit. Answers without supporting work may not receive credit. You may use a calculator for this exam, but you may NOT retrieve or use any alphanumeric information or algorithms that might be stored in your calculator’s memory. Please PRINT your name and UIN number above, and SIGN the honor code statement below . Also, please put your name on every page of the exam, in case a page gets detached from the exam. Potentially Useful Information PHYSICAL CONSTANTS CONVERSION FACTORS Avogadro’s Number N A = 6.022 × 10 23 mol –1 1 amu = 1.660566 × 10 –27 kg 1 kg = 1,000 g 1 L = 1,000 mL 1 gallon = 3.7854 L 1 in = 2.54 cm 1 cm = 10 –2 m 1 mm = 10 –3 m "On my honor, as an Aggie, I have neither given nor received unauthorized aid on this exam." SIGNATURE: ___________________________________________
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A2 © 2006 L.S. Brown (16 pts) 1. True or False? (Please enter ‘T’ or ‘F’ in the blank in front of each statement.) BE SURE THAT YOU READ EACH STATEMENT VERY CAREFULLY!
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