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The number-average molecular weight of a poly (styrene-butadiene) alternating copolymer is 1,350,000 g/mol. What is the average number of styrene and butadiene repeat units per molecule. a) 6,806 b) 6,
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The number-average molecular weight of a poly (styrene-butadiene) alternating copolymer is 1,350,000 g/mol. What is the average number of styrene and butadiene repeat units per molecule.

a) 6,806
b) 6,944
c) 4,801
d) 8,544

User Luca Gibelli
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The answer is probably a or c
User Swaraj Ghosh
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