(i) solute and solvent both are same.
(ii) osmotic pressure is the same.
(iii) solute and solvent may or may not be same.
(iv) a solute is always the same solvent may be different.
Correct Answers:
(ii) osmotic pressure is the same.
(iii) solute and solvent may or may not be same.
Explanation: The osmotic pressure is the same and solute and solvent may or may not be same in an isotonic solution.