Purchase Solution

NMR: Resonance Frequencies

Not what you're looking for?

Ask Custom Question

See the attached file for the problem.

1. a) Calculate the resonance frequencies of the following nuclei, given the values for the nuclear magnetic moment and spin, at a field strength of 10 kG. B_N = 5.05 * 10^-24 ergG^-1.

nucleus I u (in multiples of B_N)
11B 3/2 2.688
17O 5/2 1.893
50V 6 3.3413
1H 1/2 2.7928

b) Calculate the relative populations derivative N / N for the proton fields of 30kG, 150kG and 100kG at T = 25 degrees C.

c) If J(14N-H) for NH3 is 40 Hz, what is the size of J(15N-H) in 15NH3? J(15N-D) in 15ND3?

Purchase this Solution

Solution Summary

This complete solution includes formated calculations and answers in an attached two-page word file.

Purchase this Solution

Free BrainMass Quizzes
Functional groups in Organic Chemistry

You will be tested on the names of functional groups in Organic Chemistry. It is very important to know the functional groups to understand Organic reactions.

Organic Chemistry Naming: Alkanes

This is a quiz which is designed to assist students with learning the nomenclature used to identify organic compounds. This quiz focuses on the organic compounds called Alkanes.

Match Elements with their Symbols

Elements are provided: choose the matching one- or two-letter symbol for each element.

General Chemistry - Classification of Matter

This test will assess your knowledge on the classification of matter which includes elements, compounds and mixtures.