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The freezing point of a solution that co...

The freezing point of a solution that contains 10 g urea in 100 g water is (`K_1`for `H_2O = 1.86°C` m`^(-1)`)

A

-5.1°C

B

-2.5°C

C

-3.6°C

D

-3.1°C

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The correct Answer is:
D
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The freezing point of a solution containing 50 cm^(3) of ethylene glycol in 50 g of water is found to be -34^(@)C . Assuming ideal behaviour, Calculate the density of ethylene glycol (K_(f) for water = 1.86 K kg mol^(-1) ).

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AAKASH INSTITUTE ENGLISH-MOCK_TEST_17-Example
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  2. The vapour pressure of a given liquid will increase if

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  3. The liquid A and B form ideal solutions. At 300 K, the vapour pressure...

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  4. Identify the incorrect statement about supersaturated solutions

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  5. The vapour pressure of two pure liquids A and B are 200 and 400 tor re...

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  6. If common salt is dissolved in water, the vapour pressure of the solut...

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  7. If a non-volatile solute is dissolved in a volatile solvent relative l...

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  8. Which is not a colligative property?

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  9. Which of the following solutions has highest bolling point?

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  10. The osmotic pressure of equimolar solutions of glucose, KCI, MgC12 fol...

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  11. The osmotic pressure of 5% (mass/volume) solution of cane sugar at 50-...

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  12. The freezing point of 0.05 m solution of glucose in water is (K1 = 1.8...

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  13. The values of observed and calculated molecular weights of silver nitr...

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  14. A weak electrolyte, AB is 5% dissociated in aqueous solution. What is ...

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  15. A dilute solution of a non-volatile solute in water freezes at — 0.2°C...

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  16. van't Hoff factor of 0.1 molal CaCl2 solution will be (Assume CaCl2 di...

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  17. The freezing point of a solution that contains 10 g urea in 100 g wate...

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  18. Of the following 0.2 m aqueous solutions, which one will exhibit large...

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  19. Desalination of sea water can be done by

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  20. 10% (w/v) solution of sucrose (M.W = 342) is isotonic with 5% (w/v) so...

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