User:Allison K. Alix/Notebook/CHEM-581/2012/08/31: Difference between revisions
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==Objective== | ==Objective== | ||
Measure the viscosity of polymer solutions | |||
==Description== | ==Description== | ||
Two 1g/100mL stock solutions of PVOH were prepared with the following molecular weights: | |||
*22000 | |||
*100000 | |||
These solutions were stirred with heat (up to ~90°C) until all PVOH was dissolved and then left to cool to room temperature. Once cooled, the following dilutions of each stock solution with H2O were prepared: ¾, ½, ¼, and 1/8. We then measured the viscosity of each stock solution along with their dilutions | |||
==Data== | ==Data== |
Revision as of 11:22, 5 October 2012
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ObjectiveMeasure the viscosity of polymer solutions DescriptionTwo 1g/100mL stock solutions of PVOH were prepared with the following molecular weights:
These solutions were stirred with heat (up to ~90°C) until all PVOH was dissolved and then left to cool to room temperature. Once cooled, the following dilutions of each stock solution with H2O were prepared: ¾, ½, ¼, and 1/8. We then measured the viscosity of each stock solution along with their dilutions Data
NotesThis area is for any observations or conclusions that you would like to note.
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