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Q6/ A single effect evaporator concentrates a 20 wt% aqueous solution of H₂SO4 to 70 wt%. The feed rate is 25 lbm s, and the feed temperature is 80 F. The evaporator is maintained at an absolute pressure of 1.5 psia, at which pressure the boiling point of 70 wt% H₂SO4 solution is 217 F. What is the heat transfer rate in the evaporator?

Q6/ A single effect evaporator concentrates a 20 wt% aqueous solution of H₂SO4 to 70 wt%. The feed rate is 25 lbm s, and the feed temperature is 80 F. The evaporator is maintained at an absolute pressure of 1.5 psia, at which pressure the boiling point of 70 wt% H₂SO4 solution is 217 F. What is the heat transfer rate in the evaporator?

Introduction to Chemical Engineering Thermodynamics
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
Section: Chapter Questions
Problem 1.1P
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Q6/ A single effect evaporator concentrates a 20 wt% aqueous solution of H₂SO4 to 70 wt%. The feed rate is 25 lbm s', and the feed temperature is 80 F. The evaporator is maintained at an absolute pressure of 1.5 psia, at which pressure the boiling point of 70 wt% H₂SO4 solution is 217 F. What is the heat transfer rate in the evaporator?
Transcribed Image Text:Q6/ A single effect evaporator concentrates a 20 wt% aqueous solution of H₂SO4 to 70 wt%. The feed rate is 25 lbm s', and the feed temperature is 80 F. The evaporator is maintained at an absolute pressure of 1.5 psia, at which pressure the boiling point of 70 wt% H₂SO4 solution is 217 F. What is the heat transfer rate in the evaporator?
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