nCH2=CCl-CH=CH2----------->[--CH2-CCl=CH-CH2--]n
n,gadul de polimerizare= M,polimer/ M,monomer
M,monomer= 88,5g/mol
n= 132750/88,5=1500
in 88,5gmonomer........35,5g Cl
100g...............................x.....................................calculeaz ( %Cl este acelasi si in monomer si in polimer)