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MCS,PHD
Argosy University/ Phoniex University/
Nov-2005 - Oct-2011
Professor
Phoniex University
Oct-2001 - Nov-2016
12.46 Consider the following data on 20 chemical reactions, with Y = chromatographic retention time (seconds) and X = molecular weight (gm/mole). (a) Make a scatter plot. (b) Use Excel to fit the regression, with fitted equation and R2. (c) In your own words, describe the fit. (Data provided by
John Seeley of Oakland University.) Chemicals
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Retention Time and Molecular Weight (n = 20)
![]()
Name Retention Time Molecular Weight
![]()
alpha-pinene 234.50 136.24
cyclopentene 95.27 68.12
p-diethylbenzene 284.00 134.22
...
...
...
|
pentane |
78.00 |
72.15 |
|
isooctane |
136.90 |
114.23 |
|
hexane |
106.00 |
86.18 |
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