( do 2 with explanation ) 1. A pair of small peaks such as these can be seen at the base of every large resonance in thespectrum (Figure 1). What are they due to?a) Poor shimmingb) 'H-'H couplingc) 1ºC-'H couplingd) Spinning sideband-126 Hz-Figure 1Figure 22. The baseline in the spectrum at right looks twisted. What is this due to?a) Poor shimmingb) Improper phasingc) Impure sampled) Incorrect shift reference

The structure of the unknown compound can be determined by the spectroscopical results such as…

Answered: 2. The baseline in the spectrum at…

2. The baseline in the spectrum at right looks twisted. What is this due to? a) Poor shimming b) Improper phasing c) Impure sample d) Incorrect shift reference

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...

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Question

( do 2 with explanation )

1. A pair of small peaks such as these can be seen at the base of every large resonance in the
spectrum (Figure 1). What are they due to?
a) Poor shimming
b) 'H-'H coupling
c) 1ºC-'H coupling
d) Spinning sideband
-126 Hz-
Figure 1
Figure 2
2. The baseline in the spectrum at right looks twisted. What is this due to?
a) Poor shimming
b) Improper phasing
c) Impure sample
d) Incorrect shift reference

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