CHEM 2770 Midterm: CHEM 2770 Dec-2012B Exam
31 Jan 2019
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Seats 130 249: please mark the answer sheet using pencil only, enter your name and student number on the answer sheet, the exam consists of 60 multiple-choice questions. An organized network of reactions that decompose complex biomolecules and release free energy is best described by the word: metabolism, condensation, catabolism, cannibalism, anabolism. What functional groups are present in the molecule shown below: amino and aldehyde, ether and alcohol, ketone and choline, amino and carboxylic acid, hydroxyl and ketone. 300 ml of 0. 05m naoh were added to 100 ml of 0. 1m aspartate solution having ph = pka of the alpha-carboxyl group. What is the new ph? pka values for aspartate are 1. 88, 3. 65 (r-group) and 9. 60: 1. 88, 2. 76, 3. 65, 6. 62, 9. 60. _____________ is unique among the amino acids because its side-chain is covalently bonded to its -amino group: methionine, tryptophan, alanine, threonine, proline. It is possible to form a disulphide bond between the amino acid cys and.
