A still-pot is charged with 25 mol of benzene and toluene containing 35 mol% benzene. Feed of

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A still-pot is charged with 25 mol of benzene and toluene containing 35 mol% benzene. Feed of the same composition is supplied at a rate of 7 mol/h, and the heating rate is adjusted so that the liquid level in the still-pot remains constant. If α = 2.5, how long will it be before the distillate composition falls to 0.45 mol% benzene?

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Separation Process Principles Chemical And Biochemical Principles

ISBN: 9780470481837

3rd Edition

Authors: By J. D. Seader, Ernest J. Henley, D. Keith Roper

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