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NEET 2003 Chemistry question

ChemistrySolutionsNEET 2003

Formation of a solution from two components can be considered as :

(i) Pure solvent separated solvent molecules,

(ii) Pure solute separated solute molecules,

(iii) Separated solvent and solute molecules solution,

Solution so formed will be ideal if :-

Answer: (1)

Solution

By Hess's law the enthalpy of solution is the sum of the enthalpy changes of the three steps: (all signed quantities: for breaking interactions, for forming new interactions). For an ideal solution the new

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Question ID VK-089202