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The vapour pressure of water at room tem...

The vapour pressure of water at room temperature is 23.8 mm Hg. The vapour pressure of an aqueous solution of sucrose with mole fraction 0.1 is equal to :

A

23.9 mm Hg

B

24.2 mm Hg

C

21.42 mm Hg

D

31.44 mm Hg

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The correct Answer is:
C
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AAKASH SERIES-SOLUTIONS -Objective Exercise -2
  1. The vapour pressure of a solvent decreased by 10 mm of mercury, when a...

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  2. The vapour pressure of pure benzene is 640 mm at 298K. A solution of a...

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  3. The vapour pressure of water at room temperature is 23.8 mm Hg. The va...

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  4. The vapour pressure of pure A is 10 torr and at the same temperature w...

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  5. The percentage composition by weight of an aqueous solution of a solut...

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  6. Molality of an aqueous solution that produces an elevation of boiling ...

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  7. The molal elevation constant of water is 0.51. The boiling point of 0....

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  8. Ebullioscopy is concerned with:

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  9. An aqueous solution containing one gram of urea boils at 100.25^@C. Th...

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  10. A solution prepared by dissolving 0.8gm of naphthalene in 100g of C Cl...

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  11. A solution containing 3.3g of a substance in 125g of benzene (b.pt. = ...

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  12. An aqueous solution freezes at - 0.372^@C. If Kf and Kb for water are ...

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  13. Which of the following aqueous solutions should have the highest boili...

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  14. The depression in freezing point of 0.01 m aqueous solution of urea, s...

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  15. Molal depression constant is given by the expression:

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  16. To 500 "cm"^3 of water. 3.0 xx 10^(-3) kg of acetic acid is added. If ...

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  17. 'x' gm of solute (M. mass = 342) should be dissolved in 500gm of water...

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  18. The amount of ice that will separate out on cooling the solution conta...

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  19. A Solution of a non-volatile solute in water freezes at -0.30^@C. The ...

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  20. The molal freezing point constant for water is 1.86 K.kg "mole"^(-1). ...

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