chem120exam_apr2010 - CHEMISTRY 120 FINAL EXAM Name:_...

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FINAL EXAM Name: _________________ I.D.# _______________ April 2010 ********************************************************************************************** This is a three (3) hour exam. Read over the entire exam before beginning. There should be 8 different questions in this exam. If your exam copy does not contain 8 different questions notify the instructor immediately. All questions are of equal value. Answer the questions in the space provided. Be sure to put your NAME and I.D. number on the exam. It is your responsibility to insure that your answers are legible. READ ALL QUESTIONS CAREFULLY A Periodic Table is found at the end of the exam. Other useful data: 1 standard atmosphere = 760.0 mm Hg = 101.325 kPa. Avogadro's Number = 6.022 × 10 23 Universal gas constant R = 0.08206 L atm/(K mol) Standard Molar Volume = 22.414 L = 62,37 mm Hg L/(K mol) = 8.3144 L kPa/(K mol) K w = 1.00 × 10 -14 = 8.3144 J /(K mol) Standard molar volume = 22.414 L Speed of light c = 2.9979 × 10 8 m s -1 Planck's Constant h = 6.626 × 10 -34 J s charge on an electron = 1.602 × 10 -19 C Arrhenius equation: k = A exp(- E a /RT) Integrated Rate Laws: 0 th order: [A] = -kt + [A] 0 1 st order: ln[A] = -kt + ln[A] 0 2 nd order: 1/[A] = kt + 1/[A] 0 For a quadratic equation of the form a x 2 + b x + c = 0, Henderson-Hasselbalch: p H = p K a + log ([conj. base]/[acid]) G ° = H ° - T S ° G ° = - RT ln K 1 Faraday = 96,485 Coulombs G ° = - nFE ° 1 ampere (A) = 1 Coulomb/s 1 J = 1 V × 1C Nernst Equation: ********************************************************************************************** ( 29 C at Q n E Q nF RT E E ° - ° = - ° = 25 log 0592 . 0 ln
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This note was uploaded on 08/31/2010 for the course CHEM CHEM-120 taught by Professor D.klap during the Winter '10 term at St. Francis Xavier, Antigonish.

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chem120exam_apr2010 - CHEMISTRY 120 FINAL EXAM Name:_...

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