chem120exam_feb2010 - Chemistry 120 In-Term Exam #3...

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Chemistry 120 In-Term Exam #3 February 2010 Name:_______________________ I.D.#__________________ ********************************************************************************************** Answer all FIVE of the questions in the space provided. All questions are of equal value. 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) = 8.3144 J /(K mol) Osmosis: π V = nRT 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 Arrhenius equation: = 2 1 - 1 1 a 1 2 ln T T R E k k and k = RT a E e A - Atomic weights: H = 1.008; C = 12.011; N = 14.01; O = 16.00; Na = 23.00; Cl = 35.45 ************************************************************************************** 1. (a) Provide diagrams showing the structures, including any relevant stereochemistry, of the following:
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chem120exam_feb2010 - Chemistry 120 In-Term Exam #3...

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