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Statement-1 : Addition of ethylene glyco...

Statement-1 : Addition of ethylene glycol (non-volatile) to water lowers the freezing point of water hence used as freezing point.
Statement-2 : Addition of any substance to water lowers its freezing point.\

A

Statement-1 is true, statement-2 is true and statement-2 is correct explanation for statement-1.

B

Statement-1 is true, statement-2 is true and statement-2 is NOT the correct explanation for statement-1.

C

Statement-1 is true, statement-2 is false.

D

Statement-1 is false, statement-2 is true.

Text Solution

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The correct Answer is:
C
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These questions consists of two statements each, printed as Statement-I and Statement-II. While answering these Questions you are required to choose any one of the following four responses. Statement-I: Addition of ethylene glycol(non-volatile)to water lowers the freezing point of water hence used as antifreeze. Statement-II: Addition of any substance to water lowers its freezing point.

Addition of impurity into water lowers the freezing point of water.

The surface tension of water at freezing point is

Each question contains STATEMENT-I(Assertion) and STATEMENT-2(Reason).the statement carefully and mark the correct answer accoring to the instrution given below: STATEMENT - 1 : addition of ethylene glycol to water lowers the freezing point of water, therefore, used as antifreeze substance. STATEMENT - 2 : Ethylene glycol is soluble in water.

Why does NaCI solution freeze at a temperature lower than the freezing point of water ?

MOTION-LIQUID SOLUTION-EXERCISE-2 (LEVEL -II) MULTIPLE CORRECT JEE ADVANCED
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  2. Statement - I. Dissolution of sulphuric acid in water gives a solution...

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  3. Statement - I. Greater the molal depression constant of the solvent us...

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  4. Statement - van't Hoff factor for electrolytes is always greater tha...

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  5. Statement - The vapour pressure of 0.1 M sugar solution is more tha...

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  6. Statement - I. Blood cells are isotonic with 0.16 M NaCl solution. ...

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  7. Statement - I. Molarity of the solution changes with temperature. S...

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  8. Statement-1 : The freezing of water is an endothermic process. State...

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  9. Statement-1 : Addition of ethylene glycol (non-volatile) to water lowe...

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  10. Column I (A) Ideal solution (B) Solutions showing positive deviati...

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  11. Column I (A) DeltaH"mix"=0 (B) DeltaT"f"//"molarity" (C) (n-1)al...

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  12. When mercuric iodide is added to the aqueous solution of potassium iod...

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  13. A sugar syrup of weight 214.2 grams contains 34.2 grams of sugar. The ...

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  14. The vapour pressure of benzene at a certain temp. is 640 mm Hg. A non-...

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  15. The vapour pressure of solution containing 5 g of non-electrolyte in 9...

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  16. Increasing the temperature of an aqueous solution will cause -

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  17. The molecular weight of benzoic acid in benzene as determined by depre...

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  18. Azeotropes are

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  19. 0.2 molal acid HX is 20% ionised in solution K"f" = 1.86 K "molality"^...

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  20. Consider following vapour pressure composition graph. Hence-

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