Solutions Question 48
Question: The osmotic pressure at $ 17^{o}C $ of an aqueous solution containing 1.75 g of sucrose per 150 ml solution is [BHU 2001]
Options:
A) 0.8 atm
B) 0.08 atm
C) 8.1 atm
D) 9.1 atm
Show Answer
Answer:
Correct Answer: A
Solution:
$ \pi =CRT,=\frac{n}{V}RT $
$ =\frac{\frac{1.75}{342}}{\frac{150}{1000}}\times 0.0821\times 290 $
$ =0.8095\approx 0.81,atm $ .
