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The pressure of the vapor space in the final effect

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Unformatted text preview: on the enthalpy. 3. A forward‐feed, triple‐effect evaporator is used to concentrate a 5 wt% solution to a product of 60 wt% NaOH. The pressure of the vapor space in the final effect is 0.43 psia. The ΔT of the 1st, 2nd, and 3rd effects are 20, 50, and 80 °F, respectively. The concentrations of the 1st and 2nd effects are 12.5 and 30 wt%, respectively. a. Determine the temperature in the first two effects. b. Determine the pressure of the inlet steam....
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This homework help was uploaded on 03/12/2014 for the course ECH 4403 taught by Professor Johns during the Spring '09 term at University of Florida.

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