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CHE 233 FINAL UKY (2024) QUESTIONS & ANSWERS 100% CORRECT!!
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CHE 233 FINAL UKY (2024) QUESTIONS & ANSWERS 100% CORRECT!!
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CHE 233 FINAL UKY(2024) QUESTIONS &
ANSWERS 100%
CORRECT!!
CHE 233
Evatee 9/12/24 CHE 233
, CHE 233 FINAL UKY (2024) QUESTIONS &
ANSWERS 100% CORRECT!!
What is biodiesel Answer - a fuel comprising long-chain fatty acid methyl
esters (FAMEs) derived from vegetable oils or animal fats, designated B100 and
meeting standard requirements.
What methods can be used to make fatty acid methyl esters (FAME's)? Answer
- -Base-catalyzed transesterification
-Acid-catalyzed esterification
-Saponification of the oil to yield free fatty acids, followed by acid catalyzed
esterification
What are fatty acids? Answer - carboxylic acids (R-COH) whose unbranched
non-polar hydrocarbon R-group is 8-18 carbon atoms long.
What are unsaturated fatty acids? Answer - fatty acids with one or more
double bonds in the chains
What are saturated fatty acids? Answer - fatty acids with NO double bonds in
the chains
How are triglycerides produced ? Answer - Biosynthesized by phosphorylated
glycerol and enzyme functionalized fatty acid esters. ENZYMATIC
TRANSESTERIFICATION
What is transesterification Answer - transformation of an ester into another
ester through interchange of the alkoxy group.
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