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Which of the following is true concerning the reduction of a ketone? A) If carried out using NaBH4, it will result in the formation of a tertiary alcohol. B) It cannot be accomplished using LiAlH4 without first hydrolyzing the ketone.…
The two molecules above can best be described as: A) Structural isomers B) Diastereomers C) Enantiomers D) Conformational isomers
A thin layer chromatography is performed on both the reactants and products of a reaction. It is found that the products have an Rf value that is significantly higher than the reactants. Which of the following could adequately describe this…
A β-sheet, along with an α-helix, refers to secondary protein structure. a) primary structure b) secondary structure c) tertiary structure d) quaternary structure
Which compound can form hydrogen bonds? I. R-NH2 II. R-COOH III. CH4 A) I only B) II only C) III only D) I and II
Which of the following correctly describes the behavior of fatty acids placed in aqueous solution? A) They will spontaneously form micelles, with the hydrophobic heads clumping together and the hydrophobic tails pointing outwards. B) They will dissolve in the solution…
Which of the following changes would have the largest effect on the aqueous solubility of sodium 3, 3-dimethyl-4-phenyl pentanoate? A) Lowering the pH of the solution below the pKa of the carboxylic acid. B) Replacing the phenyl substituent with a…
Which of the following molecules is a hormone capable of creating physiological and anatomical changes during adolesence which will last a person’s entire life? A) B) C) D)
What is the correct IUPAC name for this molecule? A) 2, 2, 4, 4-tetrachloro-1-isopropylcyclopentane B) 1, 1, 3, 3-tetrachloro-4-isopropylcyclopentane C) 2-isopropylcyclopentyl-1, 1, 2, 2-chloride D) 1, 1, 4, 4-tetrachloro-2-isopropylcyclopentane