A) \[{{\overline{M}}_{n}}={{({{\overline{M}}_{w}})}^{1/2}}\]
B) \[{{\overline{M}}_{n}}={{\overline{M}}_{w}}\]
C) \[{{\overline{M}}_{w}}>{{\overline{M}}_{n}}\]
D) \[{{\overline{M}}_{w}}<{{\overline{M}}_{n}}\]
Correct Answer: C
Solution :
[c] \[PDI=\frac{{{\overline{M}}_{w}}}{{{\overline{M}}_{n}}}\] For synthetic polymer, PDI > 1 \[\therefore {{\overline{M}}_{w}}>{{\overline{M}}_{n}}\]You need to login to perform this action.
You will be redirected in
3 sec