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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
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In chromatography, mass movements of the substances are due to
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The correct answer is  In chromatography, mass transfer refers to the movement of a solute through the mobile or stationary phases, i.e. net mass transfer of the solute from one phase to the other.
Transfer of solute through a specific phase is by diffusion and is concentration driven according to Fick's law.