2000spring-finalsolns

2000spring-finalsolns - Name ID Chemistry 140C(Tor Spring...

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Name: ________________________ ID# _________________ 6-12-00 1 Chemistry 140C (Tor) Spring 2000 – Final Exam This exam accounts for 50% of the final grade. Time 8:00 – 10:59 p.m. Mark your final answer clearly and completely erase irrelevant information! Remember: Exams written in pencil will not be regraded! Additional pages are at the end for your convenience. Please indicate if your final answer should be found at the end of the exam. Good Luck! Your Name (Please Print): ________KEY__________________ Your ID # : _____________________________ Your neighbor to the right: _____________________________ Your neighbor to the left: _____________________________ Question # 1:. ......................................................................... /30 Question # 2:. /30 Question # 3:. /80 Question # 4:. /35 Question # 5:. /30 Question # 6:. /30 Question # 7:. /20 Question # 8:. /45 Bonus Questions :.............................................................. /20 Total ...................................................................................... /300
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Name: ________________________ ID# _________________ 6-12-00 2 1. Four disaccharides ( A D ) are shown below: Based of information given below, identify among the disaccharides shown above those that correspond to trehalose, sophorose , and turanose . (a) Trehalose is a non-reducing disaccharide. Turanose and sophorose are reducing sugars. (b) Upon hydrolysis, turanose gives one molecule of an aldose and one molecule of a ketose. Sophorose and trehalose give two molecules each of aldoses. (c) The two aldoses that constitute sophorose are anomers of one another. Trehalose = Disaccharide D Sophorose = Disaccharide A Turanose = Disaccharide C O HO HO HO OH O O HO HO HO OH O HO HO OH OH O HO O HO OH OH O HO HO HO O HO O HO HO OH OH O HO HO HO O HO O OH OH OH OH Disaccharide A Disaccharide B Disaccharide C Disaccharide D
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Name: ________________________ ID# _________________ 6-12-00 3 2. The following experiments were conducted in order to elucidate the sequence of a heptapeptide:
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2000spring-finalsolns - Name ID Chemistry 140C(Tor Spring...

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