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  4. What is the osmotic pressure of 3.42 %[.w/v]. sucrose solution [.molwt=342]. at 127° C? R = 0 . 08 Latm mol- 1K- 1.

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Q. What is the osmotic pressure of $3.42\%\left[\right.w/v\left]\right.$ sucrose solution $\left[\right.molwt=342\left]\right.$ at $127^\circ C?$
$R = 0 . 08 Latm$ $mol^{- 1}K^{- 1}\left.$

NTA AbhyasNTA Abhyas 2020

Solution:

$\pi =iCRT=1\times \frac{3 . 42 \times 1000}{342 \times 100}\times 0.0821\times 400$
$=3.2atm$