CHE 233 Final UKY Organic 2 Chemistry Lab Questions With Complete Solutions

Determine the limiting reagent and excess reagent in the reaction you will perform in this experiment. correct answer: Excess Reagent: methanol Limiting Reagent: triglyceride Unsaturated Fatty Acids correct answer: have one (or more) C=C bonds. Saturated Fatty Acids correct answer: have no C=C bonds. The addition of water to sodium methoxide produces _______________ and ________________ correct answer: Sodium Hydroxide; Methanol After completion of the experiment, where do you dispose of FAMEs? correct answer: Organic liquid hazardous chemical waste container T/F: The excess reagent in this reaction is required to shift the equilibrium to the right. correct answer: True How will you characterize your product in this experiment? What specific differences will you be looking for compared to the starting material? correct answer: Appearance of peak due to -OCH3; 1H NMR Spectroscopy; Disappearance of -CH2 peak due to triglyceride Transesterification correct answer: A chemical reaction in which an ester is converted into a new type of ester Biodiesel correct answer: A type of fuel synthesized by breaking down lipids from natural sources Triglyceride correct answer: A molecule made up of glycerol connected to three fatty acid chains Saturated Fatty Acid correct answer: Fatty acid molecules with single bonds between all carbons Unsaturated Fatty Acid correct answer: Fatty acid molecules with single bonds between some carbons and double bonds between some carbons During the FAMEs synthesis, a mixture will be added to a v