1.

Consider the following statements and arrange in order of true/false as given in the codes. S_1: Vapour pressure is a colligative property. S_2:Freezing point of a solution is always lower than of the pure solvent S_3: Acetic acid undergoes association in benzene The molar mass of acetic acid, determined by elevation of boiling point is always higher than its normal molar mass. S_4: Osomotic pressure measurements can be used for determination of molar mass of polymers.

Answer»

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Solution :`S_1:(DeltaP)/P` is a colligative property.
`S_2:`Entropy of solution is more than entropy of pure SOLVENT
`S_3`:DUE to association molar mass increases
`S_4`:LARGER value of osmotic pressure is EASILY measurable


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