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A 0.2 molal aqueous solution of a weak acid HX is 20% ionized. The freezing point of the solutions is kf=1.86 K kg mole-1 for water):

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Important Questions on Solutions

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Beta Question Bank for Engineering: Chemistry>Chapter 8 - Solutions>EXERCISE-2>Q 34
The boiling point of an azeotropic mixture of water and ethyl alcohol is less than that of the theoretical value of water and alcohol mixture. Hence the mixture shows
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Beta Question Bank for Engineering: Chemistry>Chapter 8 - Solutions>EXERCISE-2>Q 38
Which of the following solutions will have the highest boiling point?
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Beta Question Bank for Engineering: Chemistry>Chapter 8 - Solutions>EXERCISE-2>Q 39
When mercuric iodide is added to the aqueous solution of potassium iodide
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Beta Question Bank for Engineering: Chemistry>Chapter 8 - Solutions>EXERCISE-2>Q 40
The vapour pressure of pure benzene, C6H6 at 50°C is 268 Torr. How many moles of non-volatile solute per mol of benzene is required to prepare a solution of benzene having a vapour pressure of 167 Torr at 50°C?
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Beta Question Bank for Engineering: Chemistry>Chapter 8 - Solutions>EXERCISE-2>Q 41
The relative lowering of the vapour pressure is equal to the ratio between the number of
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Beta Question Bank for Engineering: Chemistry>Chapter 8 - Solutions>EXERCISE-2>Q 42
Which of the following plots represents an ideal binary mixture?
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Beta Question Bank for Engineering: Chemistry>Chapter 8 - Solutions>EXERCISE-2>Q 43
Acetone and carbon disulphide form binary liquid solution showing positive deviation from Raoult law. The normal boiling point Tb of pure acetone is less than that of pure CS2. Pick out the incorrect statements among the following.
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Beta Question Bank for Engineering: Chemistry>Chapter 8 - Solutions>EXERCISE-3>Q 16
The freezing point of ether was lowered by 0.60°C on dissolving 2.0 g of phenol in 100 g of ether. Calculate the molar mass of phenol and comment on the result. Given : Kf (ether) =5.12 K kg mol-1.