Please explain the differences in ir spectra for an (EtOH) alcohol in a liquid phase and in a gas phase.

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ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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Chapter1: Chemical Foundations
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Please explain the differences in ir spectra for an (EtOH) alcohol in a liquid phase and in a gas phase. 

Ethanol in gas vapor, NIST.gov
Transmitance
0.9
0.7
0.6
0.5
0.2
0.1
0.0
1.2
Transmitance
1.0
0.8
W
1500
0.2
0.0
1000
3500
3500
Ethanol in solution, NIST
SOLUTION (10% IN CC14 FOR 3800-1340, 10% IN CS2 FOR 1340-400 CM-1); DOW KBr FOREPRISM-
GRATING; DIGITIZED BY NIST FROM HARD COPY (FROM TWO SEGMENTS); 4 cm-1 resolution
3000
Ethyl Alcohol
2500
Infrared Spectrum
3000
Wavenumbers (cm-1)
Fthanol
2500
Infrared Spectrum
2000
2000
Wavenumbers (cm-1)
1500
1500
Cuz
1000
1000
500
Transcribed Image Text:Ethanol in gas vapor, NIST.gov Transmitance 0.9 0.7 0.6 0.5 0.2 0.1 0.0 1.2 Transmitance 1.0 0.8 W 1500 0.2 0.0 1000 3500 3500 Ethanol in solution, NIST SOLUTION (10% IN CC14 FOR 3800-1340, 10% IN CS2 FOR 1340-400 CM-1); DOW KBr FOREPRISM- GRATING; DIGITIZED BY NIST FROM HARD COPY (FROM TWO SEGMENTS); 4 cm-1 resolution 3000 Ethyl Alcohol 2500 Infrared Spectrum 3000 Wavenumbers (cm-1) Fthanol 2500 Infrared Spectrum 2000 2000 Wavenumbers (cm-1) 1500 1500 Cuz 1000 1000 500
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