Solutions Question 269

Question: Osmotic pressure of a solution containing 0.1 mole of solute per litre at $ 273K $ is (in atm) [CPMT 1988]

Options:

A) $ \frac{0.1}{1}\times 0.08205\times 273 $

B) $ 0.1\times 1\times 0.08205\times 273 $

C) $ \frac{1}{0.1}\times 0.08205\times 273 $

D) $ \frac{0.1}{1}\times \frac{273}{0.08205} $

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Answer:

Correct Answer: A

Solution:

$ \pi =\frac{w}{m}\times RT $

$ =\frac{0.1}{1}\times 0.0821\times 273 $



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