exam_final_white_key - Chem. 1310 Fall 2005 Final...

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Chem. 1310 Fall 2005 Final Exam-white December 15, 2005 Professor Williams Name _________________________________ Section Number ___________________ 1 Please read the following before proceeding 1. On the Scantron card, you must bubble-in your GTid number . In the space provided, write your Name . Write the Color of your exam in the Subject section and bubble-in the letter for the Test Form (White=A, Green=B, Yellow=C) . Write your section number in the Hour/Date section. See sample below. 2. This exam is divided into four sections. Each of which will be graded independently. 3. Materials: Turn off cell phones and wireless PDA devices. Clear all papers and books from your desk. You will need a pencil, a calculator and a Scantron answer form. 4. This exam is multiple-choice. It is highly recommended that you record your work on the actual exam (this document). There is no partial credit. 5. Show your Buzz Card when you turn in your completed exam and Scantron card. 6. You must work alone. Give or take no assistance from other students. Recall the Georgia Tech Honor Code. “I pledge my honor that I have not violated the Honor Code during this examination.” Units, equations, etc. 1 ml = 1 cc = 1 cm 3 1 L-atm= 101 J 1 meter = 100 cm = 10 9 nanometers = 10 10 Ångstroms R = gas constant = 0.082 L-atm/K-mole = 8.31 J/K-mole PV=nRT w=-P ext Δ V q p = Δ H ΔΕ = q+w Δ E universe = 0 Δ G° = Δ H°-T Δ Δ vap = Δ vap /T b Δ S uni = Δ S sys + Δ S sur w elec =-Q Δε = It Δε Δ r = -nF Δε ° F=96,458 C mol -1 Δε ° = ε °(cathode) - ε °(anode) Δ ε = Δ ° RT nF ln Q Δ ° = RT nF ln K Δ G = Δ G ° + RT ln Q Δ G ° = RT ln K Sample Use Pencil Only Bubble-In GTid A1 Hsiao A2 Arnstein A3 Phillips A4 McGrier B1 Hsiao B2 Arnstein B3 Phillips B4 McGrier
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Chem. 1310 Fall 2005 Final Exam-white December 15, 2005 Professor Williams Name _________________________________ Section Number ___________________ 2
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Chem. 1310 Fall 2005 Final Exam-white December 15, 2005 Professor Williams Name _________________________________ Section Number ___________________ 3 Final Exam Section 1 (questions 1-20) 1. Under conditions of fixed temperature and amount of gas, Boyle's law requires that a. P 1 V 1 = P 2 V 2 b. P 2 V 2 = constant c. P 1 /P 2 = V 1 /V 2 d. all of these e. none of these Answer: a: comment: b is also correct. This question scored correct regardless of answer. 2. A pure sample of an iron oxide weighing 30 g is heated in a stream of H 2 (g) until it is completely converted to pure iron. If the iron produced has a mass of 20 g, the percentage by mass of oxygen in the original oxide must have been a. 86% b. 67% c. 33% d. 14% e. none of these Answer: c 3. Analysis of a sample of magnesium oxide shows that it contains 4.6 g of magnesium and 3.0 g of oxygen. If a second sample of the same oxide contains 13.8 g of magnesium, how much oxygen does it
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This note was uploaded on 09/07/2010 for the course CHEM 1310 taught by Professor Cox during the Fall '08 term at Georgia Institute of Technology.

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exam_final_white_key - Chem. 1310 Fall 2005 Final...

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