JEE Main Chemistry question

Statement 1: The molality of a solution does not change with change in temperature. Statement 2: Molality is expressed in units of moles per 1000 g of solvent.

(A)Assertion is True, Reason is True; Reason is correct explanation for AssertionCorrect
(B)Assertion is True, Reason is True; Reason is not correct explanation for Assertion
(C)Assertion is True, Reason is False
(D)Assertion is False, Reason is True

Answer: (A)

Solution

Since molality is defined on a mass basis (moles of solute per kg of solvent), and mass does not change with

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Question ID VK-139350