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 30 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 45% of students answer this correctly


lingual

  • Member
  • Posts: 145
Reply 2 on: Feb 17, 2022
Wow, this really help

AISCAMPING

  • Member
  • Posts: 347
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.

Did you know?

All adverse reactions are commonly charted in red ink in the patient's record and usually are noted on the front of the chart. Failure to follow correct documentation procedures may result in malpractice lawsuits.

Did you know?

Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

Did you know?

Patients should never assume they are being given the appropriate drugs. They should make sure they know which drugs are being prescribed, and always double-check that the drugs received match the prescription.

Did you know?

The average adult has about 21 square feet of skin.

Diverse living organisms share common chemical features Diverse living organisms share common chemical features
The Physicians’ Desk Reference. The Physicians’ Desk Reference.
The chemical structure of mescaline, derived from the peyote cactus. The chemical structure of mescaline, derived from the peyote cactus.
Chemical Mediators of Inflammation Chemical Mediators of Inflammation
HNMR spectra HNMR spectra
reference reference
Video: Cortisol (protein catabolism, gluconeogenesis, vasoconstriction & anti-inflammation)

For a complete list of videos, visit our video library