JEE Main 2024 Chemistry question
The osmotic pressure of a dilute solution is 7 × 10⁵ Pa at 273 K. Osmotic pressure of the same solution at 283 K is × 10⁴ Nm⁻².
Answer: 73
Solution
For the same solution, P ∝ T: P₂ = 7 × 10⁵ × (283/273) = 7.256 × 10⁵ Pa ≈ 72.56 × 10⁴ ≈ 73 × 10⁴ N m⁻².