Chemical Thermodynamics and the Equilibrium State

The ________' phase rule relates the number of phases present in equilibrium, the number of degrees of freedom, pressure and composition of the phases present, and the number of chemical components required to describe the system.

One 1 2 3 4 5 6 7 8 9
Two 10 11 12 13
Three 14 15 16 17 18 19 20
Four 21 22 23 24 25 26
  
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