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Why just two variables

  1. Jul 1, 2011 #1

    The textbook says to describe an equilibrium state we just need to know the number of moles and 2 variables which are intensives, but I just cannot understand why 2 variables? How to explain that?

    Thanks a lot.
  2. jcsd
  3. Jul 1, 2011 #2


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    Homework Helper

    The equilibrium state of what?

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