please what molecules is this % transmittancealdehyde40001035009.0broad 1 H singlet at 9.76 ppm8.0CH (sp³)3000O=C-H1(nonet)7.0Molecule 186.025002000wavenumber (cm-¹)O=05.08 (ppm)4.015003.02.010001.05000.0

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what molecules is this

Principles of Instrumental Analysis

7th Edition

ISBN:9781305577213

Author:Douglas A. Skoog, F. James Holler, Stanley R. Crouch

Publisher:Douglas A. Skoog, F. James Holler, Stanley R. Crouch

Chapter28: High-performance Liquid Chromatography

Section: Chapter Questions

Problem 28.6QAP

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Question

please what molecules is this

% transmittance
aldehyde
4000
10
3500
9.0
broad 1 H singlet at 9.76 ppm
8.0
CH (sp³)
3000
O=C-H
1
(nonet)
7.0
Molecule 18
6.0
2500
2000
wavenumber (cm-¹)
O=0
5.0
8 (ppm)
4.0
1500
3.0
2.0
1000
1.0
500
0.0

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