(b) In a chromatographic analysis of low molecular-weight acids, butyric acid and isobutyric acid elute with a retention time of 7-63 min and 5-78 min, respectively. The column void time is 0-31 min. What are the selectivity factors for isobutyric acid and butyric acid?

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(b) In a chromatographic analysis of low
molecular-weight acids, butyric acid and
isobutyric acid elute with a retention
time
7-63 min and 5-78 min,
respectively. The column void time is
0-31 min. What are the selectivity factors
for isobutyric acid and butyric acid?
of
Transcribed Image Text:(b) In a chromatographic analysis of low molecular-weight acids, butyric acid and isobutyric acid elute with a retention time 7-63 min and 5-78 min, respectively. The column void time is 0-31 min. What are the selectivity factors for isobutyric acid and butyric acid? of
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