A mixture containing equal parts by mass of methanol and water is distilled at a rate of 1000kg per hour. Product streams leave the top and the bottom of the distillation column. The flow rate of the bottom stream is measured and found to be 673 kg h^-1, and the overhead stream is analysed and found to contain 96% by mass methanol. What is the mass fraction of methanol in the bottom stream
Answers: 3
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