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The interstitial volume in an SEC column is 32% of the total column volume and the total pore volume is 45%. If the total column

The interstitial volume in an SEC column is 32% of the total column volume and the total pore volume is 45%. If the total column volume is 12.6 mL, the flow rate is 0.500 mL/min, and the analyte elutes at 14.0 minutes, what is VR and what is KSEC? My subject is chemistry.

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