CHEM 14C Study Guide - Final Guide: Amide, Acid Dissociation Constant, Purine

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15 Oct 2018
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Chemistry 14c summer 2017 final exam part a page 1. Exceeding the specified word limit on an answer will result in a point deduction for that answer. Ok to use ph anywhere on this exam where appropriate. Decomposing tissue releases a wide range of molecules, some of which have rather distinct smells. Questions 1 10 concern the four smelly molecules shown below. Answer(s): ____________ (2) the odor of these molecules might be proportional to their ease of evaporation. In the blank write the letter(s) of the molecule(s) (a, b, c, and/or d) that is/are most soluble in water, or more than one letter if their solubilities are indistinguishable. Answer(s): ______________ (3) cadaverine is produced by decarboxylation (loss of carbon dioxide) from one of the twenty standard amino acids. Based on this information draw the structure of this amino acid (including the most likely configuration for all stereocenters).