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# If the number average molecular weight and weight average molecular weight of a polymer are $40,000$ and $60,000$ respectively, the polydispersity index of the polymer will be :

$\begin {array} {1 1} (1)\; > 1& \quad (2)\;< 1 \\ (3)\;1 & \quad (4)\;zero \end {array}$
Can you answer this question?

(1) &gt; 1
answered Nov 7, 2013 by