The 1H NMR spectrum of 1-chloropentane is shown at 60 MHz (spectrum H) and 500 MHz (spectrum I), Explain the differences in appearance of the two spectra, and assign the signals to specific hydrogens in the molecule.

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ЗН H NMR 2Н 6 H (CH3)4Si 3.0 2.5 2.0 15 0 0.5 0.0 60-MHz 'H NMR spectrum ppm (δ) 4.0 3.5 H NMR 3 H 2Н 2 H 211 2 Н CH3)S 4.0 3.5 3.0 252.01.510050.0 500-MHz H NMR spectrum ppm (8) H NMR 12 H 5 14 0.9 0.8 CH3)4Si 2 H 5 1.0 0.50.0 300-MHz H NMR spectrum ppm (8)