Providing the following spectra:

Please provide a solid explanation for these spectra for a guaranteed thumbs up!

Butyl acetate spectrum: Problem 2.4 Spectrum E 2962.1 1366.3 1031.3 1743.1 1303.6 950.8 1466.5 1243.2 606.6 Wavelength, (am) 5.51 4.5 3.5 8 4 10 9 15 2.3 2,4 2,5 2,6 2.7 2.8 2.9 ? 11 16 17 18 19 21 23 25 12 13 14 100 22 ILI 0.0 10 -06 W mm W 80 -0.1 n mm 70 -0.2 80 -0.3 50 N-0.4 W 30 -0.5 -0.6 -0.7 20 NEAT 10 2000 1800 1600 1400 4800 4400 4200 4000 3800 3600 3400 3200 3000 2800 2600 2400 2200 1200 1000 BOO -2.0 600 400 NICOLET 20SX FT-IR WAVENUMBERS (cm) Butyramide spectrum: Problem 2.4 Spectrum H Wavelength, (um) 8 9 10 12 15 20 30 40 2.5 0.00 0.05 0.10 U 0.20 ABSORBANCE hamn 0.30 0.40 0.50 0.60 0.80 1.0 2.0 L 4000 3500 3000 2500 2000 1800 1600 1400 1200 1000 800 600 400 200 SCANNED ON PERKIN-ELMER 521 FREQUENCY (cm-1) SADTLER RESEARCH LABORATORIES, INC. PHILADELPHIA, PA. 19104 U.S.A. Isobutylamine: Problem 2.4 Spectrum I 3375.8 1366.4 2955.6 1065.7 1470.0 939.6 903.6 839.0 778.0 100 22 23 24 25 26 27 28 29 Wavelength, (um) 5.5 6 3.5 4.5 8 9 10 11 12 13 14 15 16 17 18 19 21 23 25 LLLL 0.0 many wm .05 Wall -0.1 80 M 70 80 A -0.2 50 M 0 R-0.3 w N-0.4 2 N 20 NEAT -0.5 -0.6 0.7 -0.8 -0.0 1.0 10 4800 4400 4200 4000 3800 3600 3400 3200 3000 2800 2600 2400 2200 2000 1800 1 1000 1600 1400 1200 800 -2.0 600 NICOLET 20SX FT-IR 400 WAVENUMBERS (cm) Lauric acid: Problem 2.4 Spectrum F 3148.2 1712.1 1285.0 2925.9 1466.3 1218.9 2670.8 1412.3 935.3 Wavelength, (um) 5.5 3.5 4.5 6 7 10 8 9 14 11 4 2.2 2.3 2.4 2.5 2.6 27 28 29 3 12 13 15 16 17 18 19 21 23 25 LILI 0.0 100 -.05 90 0.1 80 % 70 N S -0.2 R 80 A N R-0.3 40 W 30 N-04 E E -0.5 -0.6 -0.7 -0.8 -029 - 1.0 20 MELT 10 0 4600 4400 4200 4000 3800 3600 3400 3200 3000 2600 2600 2400 2200 1800 1600 2000 1400 1000 1200 800 -2.0 800 400 NICOLET 20SX FT-IR WAVENUMBERS (cm-1) Sodium propionate: Problem 2.4 Spectrum G Wavelength, (um) 4 7 8 9 5 3 10 12 15 20 30 40 2.5 100 80 60 " PERCENT TRANSMITTANCE 40) 20 DILI 1800 1 800 4000 3500 3000 2500 1600 400 2000 1400 200 1200 1000 600 SCANNED ON PERKIN-ELMER 521 FREQUENCY (cm) SADTLER RESEARCH LABORATORIES, INC. PHILADELPHIA, PA, 19104 U.S.A