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Osmotic Pressure

Calculate the...

Question

Calculate the osmotic pressure of $0.01 M$ solution of cane sugar at $300 K$ .
$(R = 0.08212 a t m d e g r e e^{- 1} m o l^{- 1})$ .

0.3568 a t m

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0.2463 a t m

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0.1562 a t m

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0.5623 a t m

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Solution

The correct option is D $0.2463 a t m$
Given, $C = 0.01 M = 0.01 m o l / L$
$R = 0.0821 L a t m / K / m o l$ ,
$T = 300 K \Rightarrow π = C R T$
$π = 0.01 \times 0.0821 \times 300 = 0.2463 a t m$ .

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