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The time required for a molecule of the mobile phase to pass through the column is called ___________

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The time required for a molecule of the mobile phase to pass through the column is called ___________

(a) Dead time

(b) Solute migration rate

(c) Adjusted retention time

(d) Retention time

I had been asked this question in final exam.

I'm obligated to ask this question of Chromatographic Behaviour of Solutes in portion Chromatography of Analytical Instrumentation

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Correct option is (a) Dead time

Explanation: The time required for a molecule of the mobile phase to pass through the column is called dead time. The effectiveness of the system depends on dead time.

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