The osmotic pressure of `0.010 M` potassium iodide solution `(KI)` at `25^(@)C` is `0.465 atm`.
Channel: Doubtnut
Date: 2020-08-23

The osmotic pressure of `0.010 M` potassium iodide solution `(KI)` at `25^(@)C` is `0.465 atm`. Calculate the van't hoff factor for `KI` at this concentration.  Strategy: Use the modified equation `(2.78)` to account for the effect of dissociation of KI in water.