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5. During the Diels-Alder reaction, you had to remove excess maleic anhydride. Which of the following techniques did you use to remove the excess maleic anhydride? a. Simple distillation b. Drying with a drying agent c. Extraction with water d. Recrystallization e. Vacuum filtration 6. Which of the following should you NOT DO while wearing gloves used in a laboratory experiment? a. Weigh out chemical for a reaction. b. Rinse dirty glassware with acetone. c. Prepare a capillary tube for taking a melting point. d. Touch your cell phone. e. Set up a reflux condenser column. 7. Silica gel plates are commonly used for thin layer chromatography (TLC). What is the correct term to describe the silica gel plate? a. Mobile phase b. Solid phase c. Polar phase d. Reverse phase e. Solution phase

5. During the Diels-Alder reaction, you had to remove excess maleic anhydride. Which of the following techniques did you use to remove the excess maleic anhydride? a. Simple distillation b. Drying with a drying agent c. Extraction with water d. Recrystallization e. Vacuum filtration 6. Which of the following should you NOT DO while wearing gloves used in a laboratory experiment? a. Weigh out chemical for a reaction. b. Rinse dirty glassware with acetone. c. Prepare a capillary tube for taking a melting point. d. Touch your cell phone. e. Set up a reflux condenser column. 7. Silica gel plates are commonly used for thin layer chromatography (TLC). What is the correct term to describe the silica gel plate? a. Mobile phase b. Solid phase c. Polar phase d. Reverse phase e. Solution phase

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
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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5. During the Diels-Alder reaction, you had to remove excess maleic anhydride. Which of the following techniques did you use to remove the excess maleic anhydride? a. Simple distillation b. Drying with a drying agent c. Extraction with water d. Recrystallization e. Vacuum filtration 6. Which of the following should you NOT DO while wearing gloves used in a laboratory experiment? a. Weigh out chemical for a reaction. b. Rinse dirty glassware with acetone. c. Prepare a capillary tube for taking a melting point. d. Touch your cell phone. e. Set up a reflux condenser column. 7. Silica gel plates are commonly used for thin layer chromatography (TLC). What is the correct term to describe the silica gel plate? a. Mobile phase b. Solid phase c. Polar phase d. Reverse phase e. Solution phase
Transcribed Image Text:5. During the Diels-Alder reaction, you had to remove excess maleic anhydride. Which of the following techniques did you use to remove the excess maleic anhydride? a. Simple distillation b. Drying with a drying agent c. Extraction with water d. Recrystallization e. Vacuum filtration 6. Which of the following should you NOT DO while wearing gloves used in a laboratory experiment? a. Weigh out chemical for a reaction. b. Rinse dirty glassware with acetone. c. Prepare a capillary tube for taking a melting point. d. Touch your cell phone. e. Set up a reflux condenser column. 7. Silica gel plates are commonly used for thin layer chromatography (TLC). What is the correct term to describe the silica gel plate? a. Mobile phase b. Solid phase c. Polar phase d. Reverse phase e. Solution phase
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