For a binary solution, why is the sum of the mole fractions, #chi_n#, of each component ALWAYS equal to ONE?
1 Answer
Mar 3, 2017
Because of the way we define the mole fraction..........
Explanation:
Let's make it simple: consider a 2 component mixture, with
Now the total number of moles of stuff is
Each
I could do the same for ternary mixtures, or however many species there are in the mixtures.
Capisce?