This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: ________ is used as a reference for recording NMR spectra and is assigned a chemical shift value of zero. (Read 124 times)

lingual

  • Full Member
  • ***
  • Posts: 145
on: Feb 17, 2022

Question 1

The 1H NMR spectrum of bromoethane shows a signal at 3.5 ppm when the spectrum is recorded using a 60 MHz spectrometer. Where do you expect to see the signal if a 300 MHz instrument is used instead?
◦ 7.5 ppm
◦ 6.8 ppm
◦ 3.5 ppm
◦ 5.8 ppm
◦ none of these

Question 2

________ is used as a reference for recording NMR spectra and is assigned a chemical shift value of zero.
◦ Benzene
◦ CCl4
◦ CCH4
◦ 13C
◦ Tetramethylsilene
Organic Chemistry ¦ Klein ¦ 4th Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by lingual on Feb 17, 2022

hariet5

  • Full Member
  • ***
  • Posts: 157
Reply #1 on: Feb 17, 2022
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 52% of students answer this correctly


lingual

  • Member
  • Posts: 145
Reply 2 on: Feb 17, 2022
YES! Correct, THANKS for helping me on my review

xthemafja

  • Member
  • Posts: 348
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

Looking at the sun may not only cause headache and distort your vision temporarily, but it can also cause permanent eye damage. Any exposure to sunlight adds to the cumulative effects of ultraviolet (UV) radiation on your eyes. UV exposure has been linked to eye disorders such as macular degeneration, solar retinitis, and corneal dystrophies.

Did you know?

Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

Did you know?

Addicts to opiates often avoid treatment because they are afraid of withdrawal. Though unpleasant, with proper management, withdrawal is rarely fatal and passes relatively quickly.

Did you know?

Though newer “smart” infusion pumps are increasingly becoming more sophisticated, they cannot prevent all programming and administration errors. Health care professionals that use smart infusion pumps must still practice the rights of medication administration and have other professionals double-check all high-risk infusions.

Did you know?

Children of people with alcoholism are more inclined to drink alcohol or use hard drugs. In fact, they are 400 times more likely to use hard drugs than those who do not have a family history of alcohol addiction.

Spectra Spectra
Comparison of the chemical structures of psilocybin and LSD. Psilocybin (left) is derived from a mu Comparison of the chemical structures of psilocybin and LSD. Psilocybin (left) is derived from a mu
Average Chemical Composition of the Geosphere Crust Average Chemical Composition of the Geosphere Crust
The absorption spectra of the three classes of cones. The absorption spectra of the three classes of cones.
A dose-response curve describes the relationship between the quantity of the chemical entering the ... A dose-response curve describes the relationship between the quantity of the chemical entering the ...
The horizontal phase shift of the resultant graph is The horizontal phase shift of the resultant graph is
Video: Nerve Impulse Transmission Animation

For a complete list of videos, visit our video library