Dehydration of 2-Methylcyclohexanol Complete the following table. The only density needed is already included. Show your calculation should be done in a neat and easy-to-follow manner. All units should be included calculations (except the calculation of formula weights) on the back of this sheet. Each and significant figures should be given close attention. Notice that phosphoric acid is just a catalyst in this reaction so it is not the limiting reagent. OH F. W. H3PO4 amount 7.0 mL 2.0 mL 14.7 M g Theoretical moles Theoretical + H₂O density Mass of empty vial 14.43g g CD Mass of vial and alkenes 15.64 g Mass of alkenes g % Yield of alkenes Use the area of the three signals in the chromatogram to determine the relative amount (% of total area) of each isomer. Then using these relative amounts and the % yield calculated above, determine the actual % yield of each isomer. Staple the chromatogram to this sheet. Isomer Area of GC Signal % of Total Area Actual % Yield Total 100% * *The % yield recorded in this box should be the same as the one calculated earlier on this page using the mass of the alkenes and the theoretical yield. On the back of this sheet, answer the questions that were assigned for this experiment. Do not use a separate sheet of paper unless you run out of room on this one. 22 Sample Name: Test2 Acq. Operator : SYSTEM Sample Operator: SYSTEM Acq. Instrument : 6890N_GC-FID Injection Date Acq. Method Last changed : 11/11/2024 2:21:09 PM Location : 1 Inj Volume Manually : C:\CHEM32\1\METHODS \DEHYD351L.M : 11/8/2024 3:26:55 PM by SYSTEM Analysis Method : C:\CHEM32\1\METHODS\DEF_GC.M 11/12/2024 10:20:57 AM by SYSTEM FID1A, (CHEM351LITest2 2024-11-11 14-21-09.D) Last changed PA 1750 1500 1250 1000 750 500 250 0 1.226 1.338 1.393 1.445 1.513 0.2 0.4 0.6 0.8 1.2 1.4 1.6 1.8 min Area Percent Report Sorted By Multiplier : Signal 1.0000 Dilution 1.0000 Use Multiplier & Dilution Factor with ISTDS # [min] Signal 1: FID1 A, Peak RetTime Type Width ----|-------|----|-------|-------| Area [min] [PA*s] Height [PA] Area % |--------| 1 1.226 BB 0.0138 2.49083 2.96068 0.12408 2 1.338 BB 0.0173 6.06945 5.33509 0.30236 3 1.393 BV 0.0175 180.39203 156.04135 8.98645 4 1.445 VB 0.0147 17.87214 5 1.513 BB S 19.50680 0.89032. 0.0151 1800.55408 1899.02905 89.69679 Totals: 2007.37852 2082.87298 6890N_GC-FID 11/12/2024 10:26:38 AM SYSTEM Page 1 of 2
Dehydration of 2-Methylcyclohexanol Complete the following table. The only density needed is already included. Show your calculation should be done in a neat and easy-to-follow manner. All units should be included calculations (except the calculation of formula weights) on the back of this sheet. Each and significant figures should be given close attention. Notice that phosphoric acid is just a catalyst in this reaction so it is not the limiting reagent. OH F. W. H3PO4 amount 7.0 mL 2.0 mL 14.7 M g Theoretical moles Theoretical + H₂O density Mass of empty vial 14.43g g CD Mass of vial and alkenes 15.64 g Mass of alkenes g % Yield of alkenes Use the area of the three signals in the chromatogram to determine the relative amount (% of total area) of each isomer. Then using these relative amounts and the % yield calculated above, determine the actual % yield of each isomer. Staple the chromatogram to this sheet. Isomer Area of GC Signal % of Total Area Actual % Yield Total 100% * *The % yield recorded in this box should be the same as the one calculated earlier on this page using the mass of the alkenes and the theoretical yield. On the back of this sheet, answer the questions that were assigned for this experiment. Do not use a separate sheet of paper unless you run out of room on this one. 22 Sample Name: Test2 Acq. Operator : SYSTEM Sample Operator: SYSTEM Acq. Instrument : 6890N_GC-FID Injection Date Acq. Method Last changed : 11/11/2024 2:21:09 PM Location : 1 Inj Volume Manually : C:\CHEM32\1\METHODS \DEHYD351L.M : 11/8/2024 3:26:55 PM by SYSTEM Analysis Method : C:\CHEM32\1\METHODS\DEF_GC.M 11/12/2024 10:20:57 AM by SYSTEM FID1A, (CHEM351LITest2 2024-11-11 14-21-09.D) Last changed PA 1750 1500 1250 1000 750 500 250 0 1.226 1.338 1.393 1.445 1.513 0.2 0.4 0.6 0.8 1.2 1.4 1.6 1.8 min Area Percent Report Sorted By Multiplier : Signal 1.0000 Dilution 1.0000 Use Multiplier & Dilution Factor with ISTDS # [min] Signal 1: FID1 A, Peak RetTime Type Width ----|-------|----|-------|-------| Area [min] [PA*s] Height [PA] Area % |--------| 1 1.226 BB 0.0138 2.49083 2.96068 0.12408 2 1.338 BB 0.0173 6.06945 5.33509 0.30236 3 1.393 BV 0.0175 180.39203 156.04135 8.98645 4 1.445 VB 0.0147 17.87214 5 1.513 BB S 19.50680 0.89032. 0.0151 1800.55408 1899.02905 89.69679 Totals: 2007.37852 2082.87298 6890N_GC-FID 11/12/2024 10:26:38 AM SYSTEM Page 1 of 2
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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