A tank initially contains 100 gal of brine whose salt concentration is 1/2 lb/gal. Brine whose salt concentration is 2 lb/gal flows into the tank at the rate of 3 gpm. The mixture flows out at the rate of 2 gpm. Find the salt content of brine at the end of 30 minutes.

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
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A tank initially contains 100 gal of brine whose salt concentration is 1/2 lb/gal. Brine whose salt concentration is 2 lb/gal flows into the tank at the rate of 3 gpm. The mixture flows out at the rate of 2 gpm. Find the salt content of brine at the end of 30 minutes.

1.
A tank initially contains 100
gal
of
brine
whose
salt
concentration is 1/2 lb/gal. Brine
whose salt concentration is 2 lb/gal
flows into the tank at the rate of 3
gpm. The mixture flows out at the
rate of 2 gpm. Find the salt content
of brine at the end of 30 minutes.
171 lb
<-- Answer
Transcribed Image Text:1. A tank initially contains 100 gal of brine whose salt concentration is 1/2 lb/gal. Brine whose salt concentration is 2 lb/gal flows into the tank at the rate of 3 gpm. The mixture flows out at the rate of 2 gpm. Find the salt content of brine at the end of 30 minutes. 171 lb <-- Answer
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