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[M.17-85me:6.5% [M*2r-86 m/e: 0.2 % (No notable ด peaks except from 2900-3000 cm.) Nrotone couple...
Chemistry help! What compound is this? The IR Spectrum and Mass Spectrum graphs are below: Please identify peaks and explain, thanks! INFRARED SPECTRUM 0.8 0.6 0.4F 0.2 3000 2000 Wavenumber (cm-1) 10...
Chemistry help!
What compound is this? The IR Spectrum and Mass Spectrum graphs
are below:
Please identify peaks and explain, thanks!
INFRARED SPECTRUM 0.8 0.6 0.4F 0.2 3000 2000 Wavenumber (cm-1) 1000 MASS SPECTRUM 100 80 60 40 20 0.0 45 m/z 75 0.0 15 30 60 90
INFRARED SPECTRUM 0.8 0.6 0.4F 0.2 3000 2000 Wavenumber (cm-1) 1000 MASS SPECTRUM 100 80 60 40 20 0.0 45 m/z 75 0.0 15 30 60 90
MASS SPECTRUM 100 80- m/z 150 60 40 0.2 20. 00 1000 4500 2500 2000 150) 000 3500 3000 0.0+ 0.0 Wavenurbers (cm-1) on 1...
MASS SPECTRUM 100 80- m/z 150 60 40 0.2 20. 00 1000 4500 2500 2000 150) 000 3500 3000 0.0+ 0.0 Wavenurbers (cm-1) on 160 40 120 13C NMR 2 peaks overlapping 100 20 40 120 60 80 PPM 140 6H H NMR 2H 2H 2H 1H 1H 2 7 5 8 PPM 1. Using the spectra on the next page, solve for the structure of an unknown organic compound. Fòi full credit (and consideration for partial credit) show your...
thanks! For compound 18a the signal "e" is not 2H it is 3H, this was a...
thanks! For compound 18a the signal "e" is not 2H it is 3H, this
was a typo
18. Draw the structures of Compound 18a. and 18b. (18 pts), clearly indicate your assignments of all proton resonances (8 pts). Calculate the Unsaturation Index of each compound (4 pts) (30 points total) Unsat. Index = (2C+2-H-X +N)/2 = 3.0 2.00 25 490 2.0 e = 2.00 ppm. singlet, 2H d = 2.66 ppm, quartet, 2H f = 1.27 ppm, triplet, 3H 720...
thanks!! There is a mistake on this, e on compound 18a is 3 hydrogens not 2!!!!...
thanks!! There is a mistake on this, e on compound 18a is 3
hydrogens not 2!!!! thanks again :)
On each the following IR spectra, circle and indicate the most important stretching signal from the following choices:N-H, O-H, CEN, CEO, C-O, Top, IR spectrum of Compound 18a: C14H1402 Bottom, IR Spectrum of Compound 18b: C3H120. write your answer on the corresponding square provided (2.5 pts each, 5 pts total) mar 2000 6 18. Draw the structures of Compound 18a. and...
Thanks! On each the following IR spectra, circle and indicate the most important stretching signal from...
Thanks!
On each the following IR spectra, circle and indicate the most important stretching signal from the following choices:N-H, O-H, CEN, CEO, C-O, Top, IR spectrum of Compound 18a: C14H1402 Bottom, IR Spectrum of Compound 18b: C3H120. write your answer on the corresponding square provided (2.5 pts each, 5 pts total) mar 2000 6 18. Draw the structures of Compound 18a. and 18b. (18 pts), clearly indicate your assignments of all proton resonances (8 pts). Calculate the Unsaturation Index of...
6.6 A 20° full depth spur pinion is required to transmit 1.8 kW at a speed of 1100 rpm. If the pinion has 18 teeth and is manufactured from heavy duty 817M40 steel select a sui...
6.6 A 20° full depth spur pinion is required to transmit 1.8 kW at a speed of 1100 rpm. If the pinion has 18 teeth and is manufactured from heavy duty 817M40 steel select a suit- able gear from the limited choice given in Lewis formula, if the bending stress should not exceed 75 MPa. width 20 mm L able 6.8 Spur gears: 15 module, heavy duty steel 817M40, 655SM13, face w Bore Outer Boss PCD d number Teeth (mm)...
(100 points) Water at 25°C is pumped at a rate of 0.075m's from a reservoir 20m above a pump to a free 1....
(100 points) Water at 25°C is pumped at a rate of 0.075m's from a reservoir 20m above a pump to a free 1. discharge (this means discharged to atmosphere) 35m above the pump. The pressure on the intake side of the pump is 150kPa and the pressure on the discharge side of the pump is 450kPa. The pipe between the reservoir and the pump is 3 meters of Sin diameter cast iron. From the pump to the discharge the pipe...
can i please get help on identifying my unknown and answering the questions for each part....
can
i please get help on identifying my unknown and answering the
questions for each part. and please explain because i will be given
an exam like this and want to really understand.
n 122240 2019 (GMT-04 00h 94 92 90 88 86 84 82 80 78 76 74 72 70 68 66 64 1000 1500 2000 2500 3000 3500 4000 Wavenumbers (cm-1) Date: Tue Jun 11 12:22:40 2019 (GMT-04:00kaoutar elbar Scans: 8 Resolution: 4.000 onemea1% RH 003 Q1L 129...
All of the following questions are in relation to the following journal article which is available...
All of the following questions are in relation to the following journal article which is available on Moodle: Parr CL, Magnus MC, Karlstad O, Holvik K, Lund-Blix NA, Jaugen M, et al. Vitamin A and D intake in pregnancy, infant supplementation and asthma development: the Norwegian Mother and Child Cohort. Am J Clin Nutr 2018:107:789-798 QUESTIONS: 1. State one hypothesis the author's proposed in the manuscript. 2. There is previous research that shows that adequate Vitamin A intake is required...
Chemistry help!
What compound is this? The IR Spectrum and Mass Spectrum graphs
are below:
Please identify peaks and explain, thanks!
INFRARED SPECTRUM 0.8 0.6 0.4F 0.2 3000 2000 Wavenumber (cm-1) 1000 MASS SPECTRUM 100 80 60 40 20 0.0 45 m/z 75 0.0 15 30 60 90
INFRARED SPECTRUM 0.8 0.6 0.4F 0.2 3000 2000 Wavenumber (cm-1) 1000 MASS SPECTRUM 100 80 60 40 20 0.0 45 m/z 75 0.0 15 30 60 90
MASS SPECTRUM 100 80- m/z 150 60 40 0.2 20. 00 1000 4500 2500 2000 150) 000 3500 3000 0.0+ 0.0 Wavenurbers (cm-1) on 160 40 120 13C NMR 2 peaks overlapping 100 20 40 120 60 80 PPM 140 6H H NMR 2H 2H 2H 1H 1H 2 7 5 8 PPM 1. Using the spectra on the next page, solve for the structure of an unknown organic compound. Fòi full credit (and consideration for partial credit) show your...
thanks! For compound 18a the signal "e" is not 2H it is 3H, this
was a typo
18. Draw the structures of Compound 18a. and 18b. (18 pts), clearly indicate your assignments of all proton resonances (8 pts). Calculate the Unsaturation Index of each compound (4 pts) (30 points total) Unsat. Index = (2C+2-H-X +N)/2 = 3.0 2.00 25 490 2.0 e = 2.00 ppm. singlet, 2H d = 2.66 ppm, quartet, 2H f = 1.27 ppm, triplet, 3H 720...
thanks!! There is a mistake on this, e on compound 18a is 3
hydrogens not 2!!!! thanks again :)
On each the following IR spectra, circle and indicate the most important stretching signal from the following choices:N-H, O-H, CEN, CEO, C-O, Top, IR spectrum of Compound 18a: C14H1402 Bottom, IR Spectrum of Compound 18b: C3H120. write your answer on the corresponding square provided (2.5 pts each, 5 pts total) mar 2000 6 18. Draw the structures of Compound 18a. and...
Thanks!
On each the following IR spectra, circle and indicate the most important stretching signal from the following choices:N-H, O-H, CEN, CEO, C-O, Top, IR spectrum of Compound 18a: C14H1402 Bottom, IR Spectrum of Compound 18b: C3H120. write your answer on the corresponding square provided (2.5 pts each, 5 pts total) mar 2000 6 18. Draw the structures of Compound 18a. and 18b. (18 pts), clearly indicate your assignments of all proton resonances (8 pts). Calculate the Unsaturation Index of...
6.6 A 20° full depth spur pinion is required to transmit 1.8 kW at a speed of 1100 rpm. If the pinion has 18 teeth and is manufactured from heavy duty 817M40 steel select a suit- able gear from the limited choice given in Lewis formula, if the bending stress should not exceed 75 MPa. width 20 mm L able 6.8 Spur gears: 15 module, heavy duty steel 817M40, 655SM13, face w Bore Outer Boss PCD d number Teeth (mm)...
(100 points) Water at 25°C is pumped at a rate of 0.075m's from a reservoir 20m above a pump to a free 1. discharge (this means discharged to atmosphere) 35m above the pump. The pressure on the intake side of the pump is 150kPa and the pressure on the discharge side of the pump is 450kPa. The pipe between the reservoir and the pump is 3 meters of Sin diameter cast iron. From the pump to the discharge the pipe...
can
i please get help on identifying my unknown and answering the
questions for each part. and please explain because i will be given
an exam like this and want to really understand.
n 122240 2019 (GMT-04 00h 94 92 90 88 86 84 82 80 78 76 74 72 70 68 66 64 1000 1500 2000 2500 3000 3500 4000 Wavenumbers (cm-1) Date: Tue Jun 11 12:22:40 2019 (GMT-04:00kaoutar elbar Scans: 8 Resolution: 4.000 onemea1% RH 003 Q1L 129...
All of the following questions are in relation to the following journal article which is available on Moodle: Parr CL, Magnus MC, Karlstad O, Holvik K, Lund-Blix NA, Jaugen M, et al. Vitamin A and D intake in pregnancy, infant supplementation and asthma development: the Norwegian Mother and Child Cohort. Am J Clin Nutr 2018:107:789-798 QUESTIONS: 1. State one hypothesis the author's proposed in the manuscript. 2. There is previous research that shows that adequate Vitamin A intake is required...
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