exam1spring08 - Chemistry 51 Exam 1, Spring 2008 = This is...

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Spring 2008, Chemistry 51, Organic 1, Brooklyn College, CUNY All answers must appear on the Answer Sheet. Chemistry 51 Exam 1, Spring 2008 =============================================== This is a closed book exam. The exam lasts 75 minutes. All answers must appear on the answer sheet. Only the answer sheet will be collected . Put your name on the answer sheet now. When the exam is over you must hand your answer sheet in promptly or a penalty may be assessed. Each question is worth 7 points. You may not leave the room during the exam. This is a long exam. Most students will not finish each problem. Carefully select your problems to work on. =============================================================== 1. Name the following compound. Use the IUPAC system and include configurational (R,S) designations. C O OH 2. You have a racemic mixture of 2-methylbutanoic acid and need to separate it into enantiomers. You have a well equipped laboratory with which to work. Provide details on a method which is likely to accomplish the separation for you. 3. The mass spectrum of propyne includes a peak at 40 daltons (atomic mass units). The peaks in a mass spectrum are interpreted as the mass of the molecular species. The peak at 40 is taken to be the mass of a propyne molecule (molecular weight of 40).
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exam1spring08 - Chemistry 51 Exam 1, Spring 2008 = This is...

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