(Solved): what is the answer for ii ? b) The following IR spectra represents polystyrene, and poly (styrene-gr ...

b) The following IR spectra represents polystyrene, and poly (styrene-graft- acrylonitrile) copolymer (acrylonitrile monomer spectrum is given for comparison) 4 i. What spectra (a), (b) and (c) represents? a- styrene b- St-g-AN c- acrylonitrile Word - axm - final version Mid exam CHEMS13 (1) alal cyga iii. Name another instrument that can used to identify the grafting process. NMR