In the determination of molar mass of A+B- using colligative property ,what may be the value of Vant Hoff's factor if the solute is 80% dissociated ??

For dissociation,

Van’t Hoff factor,

 

  • 6

dissociatiopn constant = i - 1/p-1

so 80/100= i -1/2-1

0.8=i-1

1.8=i

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