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71. Which is the structure for (R,Z)-N-ethyl-4-fluoro-N,3,5-trimethyl-4-heptenamide? F a b d 72. Which is the structure for (E)-5-ethyl-4-phenyl-4-octen-1-yne? Ph Ph Ph Ph a b d. 73. Which is the structure for (2R,6R)-6-chloro-2-methyl-3-phenyl-3-cyclohexen-1-one? Ph. Ph. Ph. Ph chlo CI d a

71. Which is the structure for (R,Z)-N-ethyl-4-fluoro-N,3,5-trimethyl-4-heptenamide? F a b d 72. Which is the structure for (E)-5-ethyl-4-phenyl-4-octen-1-yne? Ph Ph Ph Ph a b d. 73. Which is the structure for (2R,6R)-6-chloro-2-methyl-3-phenyl-3-cyclohexen-1-one? Ph. Ph. Ph. Ph chlo CI d a

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
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71. Which is the structure for (R,Z)-N-ethyl-4-fluoro-N,3,5-trimethyl-4-heptenamide? b 72. Which is the structure for (E)-5-ethyl-4-phenyl-4-octen-1-yne? Ph Ph Ph Ph a b d 73. Which is the structure for (2R,6R)-6-chloro-2-methyl-3-phenyl-3-cyclohexen-1-one? Ph. Ph. Ph. Ph CI d. a 74. The fermentation of sucrose by yeast in an aqueous solution produces ethanol and carbon dioxide when anaerobic conditions are used, according to the following unbalanced chemical equation: zymases C12H22O11 + H2O CH3CH2OH + CO2 A student plans to prepare 100.0 mL of ethanol (density is 0.789g/mL), how much (in g) sucrose should the student use if the above enzymatic process works at 65% efficiency and the student's recovery yield is 80%? a. 180 g b. 119 g c. 282 g d. 76.2 g
Transcribed Image Text:71. Which is the structure for (R,Z)-N-ethyl-4-fluoro-N,3,5-trimethyl-4-heptenamide? b 72. Which is the structure for (E)-5-ethyl-4-phenyl-4-octen-1-yne? Ph Ph Ph Ph a b d 73. Which is the structure for (2R,6R)-6-chloro-2-methyl-3-phenyl-3-cyclohexen-1-one? Ph. Ph. Ph. Ph CI d. a 74. The fermentation of sucrose by yeast in an aqueous solution produces ethanol and carbon dioxide when anaerobic conditions are used, according to the following unbalanced chemical equation: zymases C12H22O11 + H2O CH3CH2OH + CO2 A student plans to prepare 100.0 mL of ethanol (density is 0.789g/mL), how much (in g) sucrose should the student use if the above enzymatic process works at 65% efficiency and the student's recovery yield is 80%? a. 180 g b. 119 g c. 282 g d. 76.2 g
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