What is the copolymer composition for azeotropic copolymerization of A – McqOptions

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1.	What is the copolymer composition for azeotropic copolymerization of Acrylonitrile and 1,3-butadiene at 50 C, given that r₁=0.02 and r₂=0.30?
A.	t 0.21
B.	t0.417
C.	t0.84
D.	t0.62
Answer» C. t0.84

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