2. Compare your polystyrene spectrum (first image) with the infrared spectrum of styrene in Figure 2, and try to account for any significant similarities and differences. Explain your findings.

100 www marrin When Transmission (%) 0 4000 3600 3200 2800 2400 2000 1600 1200 800 400 Wavenumber (cm-') Styrene CH=CH2 3026.8 1630.0 1575.6 1494.3 1082.9 991.1 908.6 775.8 697.1 MICRONS 11 10 12 13 14 NICOLET 208X FT-4R 15 16 17 10 10 21 22 10.0 NEAT 2.5 20 27 28 29 3 100 28 & 4 G 919 IW +0.1 B0 70 60 CHOOL CEO 103 80 04 40 30 5 CEBE 20 10 2000 0 4000 3000 3600 3400 3200 3000 2800 2600 2400 2200 1200 1000 800 800 450 1600 1600 1400 WAVENUMBERS Figure 2 IR spectrum of styrene