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NEET UG CHEMISTRY MCQ: SOME BASIC CONCEPTS OF CHEMISTRY
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Medium
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Analyzing
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Assertion: For calculating the molality or the mole fraction of solute, if the molarity is known, it is necessary to know the density of the solution.
Reason: Molality, molarity and the mole fraction of solute can be calculated from the weight percentage and the density of the solution.
Reason: Molality, molarity and the mole fraction of solute can be calculated from the weight percentage and the density of the solution.
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Correct option: B
Assertion is true, Reason is true and Reason is not correct explanation for Assertion
Option B is correct because both the assertion and reason are true, but the reason doesn't directly explain the assertion.
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