15. Draw the structure for the compound at the bottom of the page. Show your reasoning IR Spectrum (iqeld fim 1715 4000 3000 2000 1600 1200 0.0 800 v (om") 100- 43 Mass Spectrum 0.5 80 UV spactrum 1.0 M 134 salvent : cyclohexane 7.00 mg / 10 mis path langth:0.50 om C3H100 1.5 40 80 120 160 200 240 280 200 250 300 2 (nm) 350 m/e 13C NMR Spectrum (50.0 MHz, CDCI, solution) DEPT CHt CHt CH profon decouplad salveni 200 160 120 8 (ppm) 80 40 1H NMR Spectrum (200 Mz, CDCI, colution) 5H 2H 3H TMS 10 3 *Spectra from "Organic Structures from Spectra", Field, Sternbell and Kalman 1 8 (ppm) Kof beae pask absorbance

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Mass Spectrometry

This process is an instrumental method in which a sample is changed to fast moving positive ions by electron bombardment. The charged particles vary due to their different mass to charge ratio and are estimated with the help of this difference. It is also called mass spectroscopy.