exam1solnfall - .Name )O cvTtuJ roN calculators) s...

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.- Name )O cvTtuJ roN Piease write your answers on the space raise your hand and I will bring You ASSUMPTIONS. calculators) provided on this paper. If you need more space, please additionat paper. SHOW ALL WORK AND STATE Pfoblem I (45 points) @sheetforthemanufactureofsugarisshownbe]ow.Sugarcaneisfedtoa rnill where syrup is squeezed out, and the resulting "bagasse" contains 80% pulp' Tlre syrup (E) containiig finely aiuia"a pieces of pulp is fed to u.s?.:-.n which removes all the pulp and produces u "Lor syrup (H) containing 150lo sugar and 85%o water. The evaporator makes a :,h.uuy syrup" and the crystallizer produces 1,000 lb/hr of sugar crystals. Find: (i) The water removed in the evaporator in lbihr, (Stream J) iii) ri,. mass fractions of the components in waste stream G (iii) The rate of feed of cane to the unit in lb/hr iiuj Of tn" sugar fed in the cane, what percentage is lost with the bagasse? (v) Is this an efficient operation? Explain why or why not' M Sugar 1,000!b/hr F, Cane Feed l60lo Sugar 25o/oH20 59% Pulp I I I l3% Sugar 14olo Pulp ?l7r
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exam1solnfall - .Name )O cvTtuJ roN calculators) s...

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