How could 1H NMR distinguish between the compounds in each of the following pairs?
a. CH3CH2CH2OCH3 and CH3CH2OCH2CH3
b. BrCH2CH2CH2Br and BrCH2CH2CH2NO2
c.

d.

e.

f.

g.

h.

i.

CH3 CH, CHa CH3CH CHC and CH3CH2CH3 CH3 CH2O OCH 13 C-OCH and CH3 C CH3 CH3 CH3 CH3 CH3 CCH3 and CH3 CH2CCH3 CH3 CH3 and CH,CHCI and CH,CDCI CH3 CH3 Cl H-CH and D-CH CI Cl CI and Al CI CI CI H