Concept explainers
The molecular weight of a polymer can be determined from its viscosity by the following relationship:
where
should yield a straight line, with a y intercept equal to
Polymer Concentration, g/dL | Efflux Time, s |
0 (pure solvent) | 83 |
0.04 | 89 |
0.06 | 95 |
0.08 | 104 |
0.10 | 114 |
0.12 | 126 |
0.14 | 139 |
0.16 | 155 |
0.20 | 191 |
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INTERNATIONAL EDITION---Numerical Methods for Engineers, 7th edition
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