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Homework Help: Help with transient mass balance for desalination by destillation!

  1. Sep 1, 2010 #1
    1. The problem statement, all variables and given/known data

    me493-hw01.jpg

    2. Relevant equations

    ordinary mass balance


    3. The attempt at a solution

    So far I have gotten:
    d[rhob*V]/dt = Min - ?????
     
  2. jcsd
  3. Sep 2, 2010 #2
    d[rhob*V]/dt = Min - rhob*Min*(1-n)/(rhos + rhow)

    is what i got
     
  4. Sep 2, 2010 #3
    Mind me asking how you got the out term (the rhob*Min*(1-n)/(rhos + rhow))? Not saying that you are wrong but having trouble getting this and curious how you got to that.
     
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