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Assertion:NaCl in water and organic acid...

Assertion:NaCl in water and organic acids in benzene show abnormal molecular mass.
Reason : Abnormal molecular mass is obtained when the substance in the solution undergoes either dissociation or association.

A

Both Assertion and Reason are true and Reason is the correct explanation of Assertion

B

Both Assertion and Reason are true and Reason is not the correct explanation of Assertion

C

Assertion is true but Reason is false

D

Both Assertion and Reason are false

Text Solution

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The correct Answer is:
A
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AAKASH SERIES-SOLUTIONS -Objective Exercise -4
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  2. Assertion:The molecular mass of acetic acid in benzene is more than th...

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  3. Assertion:NaCl in water and organic acids in benzene show abnormal mol...

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  4. Assertion:Solutions of identical concentrations always have same osmat...

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  5. Assertion:During the formation of solution entropy of system increases...

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  6. Assertion: Isotonic solutions do not show osmosis. Reason: Isotonic ...

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  7. Assertion: The relative lowering of vapour pressure for CH3COOH + H2O ...

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  8. Assertion: If two liquids on mixing form a solution with liberation of...

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  9. Assertion:When methanol is added to water boiling point of water decre...

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  10. Assertion:Camphor is used as solvent in the experi mental determinatio...

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  11. Assertion:Addition of salt decreases the freezing point of water. R...

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  12. Assertion:Ethylene glycol is added to water and used as antifreeze in ...

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  13. Assertion:Osmotic pressure of 0.1M glucose is less than 0.1M MgCl2 sol...

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  14. Assertion:Ideal solutions follow Raoult's law. Reason: DeltaH and D...

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  15. Assertion:Van't Hoff factor for electrolytes is always greater than un...

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  16. Assertion:Aqueous solution of urea is ideal. Reason: Ideal solutions...

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  17. Assertion:Ether has higher vapour pressure than water at a given tempe...

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  18. Assertion: When NaCl is added to water a depression in freezing point ...

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  19. Assertion:When CuSO4 is dissolved in water, the solution is warmed up....

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  20. Assertion:The sum of mole fractions of all components of a solution is...

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