JEE PYQ: Solutions And Colligative Properties Question 36
Question 36 - 2019 (12 Apr Shift 2)
A solution is prepared by dissolving 0.6 g of urea (60 g/mol) and 1.8 g of glucose (180 g/mol) in 100 mL of water at 27°C. The osmotic pressure of the solution is:
(1). (8.2 atm)
(2). (2.46 atm)
(3). (4.92 atm)
(4). (1.64 atm)
Show Answer
Answer: (3)
Solution
$\pi = (C_1 + C_2)RT = 0.2 \times 0.0821 \times 300 = 4.926$ atm.