An evaporation-crystallization process (as shown below) is used to obtain solid potassium sulfate from an aqueous salt solution. The feed contains 18.7 wt% K2SO4. The wet filter cake contains solid sulfate crystals and a 40.0 wt% salt solution. The filtrate is recycled to mix with the feed. The evaporator has a capacity of 175 kg of water evaporated per second. The filtrate has 40.0 wt% salt solution, as wellI, and from the water entering the evaporator, 45.0% is evaporated. In the wet filter cake, there is 10 kg of the solid crystals for every 1 kg of the salt solution. H20 Filter cake CRYSTALLIZER K;CrQ, (solid crystais) AND FILTER EVAPORATOR Filtrate

Introduction to Chemical Engineering Thermodynamics
8th Edition
ISBN:9781259696527
Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Publisher:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Chapter1: Introduction
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Calculate the recycle ratio (kg recycle/kg feed). Include units. Express your answer in 2 decimal places.

An evaporation-crystallization process (as shown below) is used to obtain solid potassium sulfate from an aqueous salt
solution. The feed contains 18.7 wt% K2SO4. The wet filter cake contains solid sulfate crystals and a 40.0 wt% salt solution. The
filtrate is recycled to mix with the feed. The evaporator has a capacity of 175 kg of water evaporated per second. The filtrate
has 40.0 wt% salt solution, as well, and from the water entering the evaporator, 45.0% is evaporated. In the wet filter cake,
there is 10 kg of the solid crystals for every 1 kg of the salt solution.
H20
...
Filter cake
CRYSTALLIZER K2Cro, (solid crystals)
AND FILTER
EVAPORATOR
Filtrate
Transcribed Image Text:An evaporation-crystallization process (as shown below) is used to obtain solid potassium sulfate from an aqueous salt solution. The feed contains 18.7 wt% K2SO4. The wet filter cake contains solid sulfate crystals and a 40.0 wt% salt solution. The filtrate is recycled to mix with the feed. The evaporator has a capacity of 175 kg of water evaporated per second. The filtrate has 40.0 wt% salt solution, as well, and from the water entering the evaporator, 45.0% is evaporated. In the wet filter cake, there is 10 kg of the solid crystals for every 1 kg of the salt solution. H20 ... Filter cake CRYSTALLIZER K2Cro, (solid crystals) AND FILTER EVAPORATOR Filtrate
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