Solutions Question 122

Question: Lowering of vapour pressure is highest for [BHU 1997]

Options:

A) Urea

B) $ 0.1M $ glucose

C) $ 0.1,M,MgSO_4 $

D) $ 0.1,M,BaCl_2 $

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Answer:

Correct Answer: D

Solution:

$ \frac{P^{0}-P_{s}}{P^{0}}=molality,\times \text{(1-}\alpha +x\alpha +y\alpha ) $ the value of $ P^{0}-P_{s} $ is maximum for $ BaCl_2 $ .



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