Posted: April 24th, 2017
calculate the recycle fraction assuming that the purification unit can remove two thirds of the DMF in the combined feed to the unit.
A purification system with recycle is used to recover the solvent DMF from a waste gas containing 55% DMF in air. The product is to have only 10% DMF. Using the information in the figure below, calculate the recycle fraction assuming that the purification unit can remove two thirds of the DMF in the combined feed to the unit.
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