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    Fractional Distillation and Reflux Ratios

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    What is the significance of reflux ratio in fractional distillation? Also what exactly does the formula, Ya/Yb = Pa/Pb = PaNa/PbNb, mean in terms of fractional distillation?

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    https://brainmass.com/chemistry/organic-chemistry/fractional-distillation-reflux-ratios-149310

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    The following definition for reflux ratio is from http://www.solvent--recycling.com/reflux%20ratio.html
    "The Reflux ratio is the ratio between the boil up rate and the take-off rate. Or in other words, it is the ratio between the amount of reflux that goes back down the distillation column and the ...

    Solution Summary

    A definition of reflux ratio is shown, as well as the significance of certain equations associated with fractional distillation.

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