Q. The osmatic pressure of a 5% (wt./vol) solution of cane sugar at $150℃$ is
A) 3.078 atm
B) 4.078 atm
C) 5.078 atm
D) 2.45 atm
Explanation
(c)
$C = \frac{5}{342} \times \frac{1}{100} \times 1000 = \frac{50}{342}mol/L$
$\pi = \frac{50}{342} \times 0.082 \times 423 = 5.07\ atm$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.