Final Exam fermentation and distillation EtOH

Question 1

how many Carbon NMR would you see for ethanol

Answer 1

2

Question 2

how many proton NMR would you see for ethanol

Answer 2

3

Question 3

what is fermentation

Answer 3

the chemical breakdown of a substance by bacteria, or other microorganisms typically involving effervescence and the giving off of heat.

Question 4

what is the driving force of fermentation

Answer 4

exothermic, so it is energetically favorable

Question 5

what is an enzyme

Answer 5

a substance produced by a living organism that act as a catalyst to bring about a specific biochemical reaction

Question 6

what is a catalyst

Answer 6

a substance that increases the rate of a chemical reaction without itself undergoing any permanent chemical change. increases reaction rate by decreasing the activation energy of the reaction

Question 7

what is yeast

Answer 7

eukaryotic single celled microorganism that are members of the fungus kingdom

Question 8

monosaccharide

Answer 8

class of sugars that cant by hydrolyzed to give a simpler sugar

Question 9

disaccharide

Answer 9

class of sugars that feature two monosaccharide residues

Question 10

polysaccharide

Answer 10

carbohydrate with more than two monosaccharide

Question 11

distillation

Answer 11

heating a solution to boiling and condensing the vapors above boiling liquid in order separate the components of the solution.