A better way to measure the percent composition of N-methylacetamide at 283 K would involve Select one: O a. Performing 64 NMR scans after 17 minutes of cooling and averaging the results O b. Irradiating the NMR tube with microwaves for 15 seconds in order to rapidly change the temperature to 383 K O c. More rapid cooling to 283 K, and collection of NMR spectra as single scans at several time points after the temperature had reached 283 K O d. Spraying the content of NMR tube at 333 K quickly into liquid nitrogen to give a solid matrix in which the conformational inter-conversions are frozen e. Bubbling chlorine gas through the NMR tube during cooling in order to minimize temperature gradients at the walls of the NMR tube

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...
icon
Related questions
icon
Concept explainers
Question
A better way to measure the percent composition of N-methylacetamide at 283 K would involve
Select one:
O a. Performing 64 NMR scans after 17 minutes of cooling and averaging the results
O b. Irradiating the NMR tube with microwaves for 15 seconds in order to rapidly change the temperature to 383 K
O c. More rapid cooling to 283 K, and collection of NMR spectra as single scans at several time points after the temperature had reached 283K
O d. Spraying the content of NMR tube at 333 K quickly into liquid nitrogen to give a solid matrix in which the conformational inter-conversions are frozen
O e. Bubbling chlorine gas through the NMR tube during cooling in order to minimize temperature gradients at the walls of the NMR tube
Transcribed Image Text:A better way to measure the percent composition of N-methylacetamide at 283 K would involve Select one: O a. Performing 64 NMR scans after 17 minutes of cooling and averaging the results O b. Irradiating the NMR tube with microwaves for 15 seconds in order to rapidly change the temperature to 383 K O c. More rapid cooling to 283 K, and collection of NMR spectra as single scans at several time points after the temperature had reached 283K O d. Spraying the content of NMR tube at 333 K quickly into liquid nitrogen to give a solid matrix in which the conformational inter-conversions are frozen O e. Bubbling chlorine gas through the NMR tube during cooling in order to minimize temperature gradients at the walls of the NMR tube
Expert Solution
steps

Step by step

Solved in 4 steps

Blurred answer
Knowledge Booster
IR Spectroscopy of Organic Molecules
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.
Similar questions
Recommended textbooks for you
Chemistry
Chemistry
Chemistry
ISBN:
9781305957404
Author:
Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:
Cengage Learning
Chemistry
Chemistry
Chemistry
ISBN:
9781259911156
Author:
Raymond Chang Dr., Jason Overby Professor
Publisher:
McGraw-Hill Education
Principles of Instrumental Analysis
Principles of Instrumental Analysis
Chemistry
ISBN:
9781305577213
Author:
Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Publisher:
Cengage Learning
Organic Chemistry
Organic Chemistry
Chemistry
ISBN:
9780078021558
Author:
Janice Gorzynski Smith Dr.
Publisher:
McGraw-Hill Education
Chemistry: Principles and Reactions
Chemistry: Principles and Reactions
Chemistry
ISBN:
9781305079373
Author:
William L. Masterton, Cecile N. Hurley
Publisher:
Cengage Learning
Elementary Principles of Chemical Processes, Bind…
Elementary Principles of Chemical Processes, Bind…
Chemistry
ISBN:
9781118431221
Author:
Richard M. Felder, Ronald W. Rousseau, Lisa G. Bullard
Publisher:
WILEY