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Question 2 1000kg of a mixture of benzene B and Toluene T containing 40% by mass of B is to be separated into two streams in a distillation column. The top output stream of the column contains 375kg of B and the bottom output stream contains 515kg of T. (a) Sketch the problem (b) Perform the mass balance for B and T (c) Determine the composition of the top and bottom streams