Homework Help: chemistry

Posted by cristie on Tuesday, January 1, 2013 at 4:16am.

What is the value of the degree of polymerization n of isotactic PB with a molecular weight of 3.091×105 g/mol?

chemistry - DrBob222, Tuesday, January 1, 2013 at 5:14pm
The empirical formula is C3H8.
The polymer is (C3H8)_n.
3.091E5/empirical mass = n.
chemistry - bonjo, Thursday, May 2, 2013 at 11:08pm
wrong...the mer unit is C4H8 with a molecular weight of 56g/mol therefore n is 3.091e5/56 = 5520

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