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A solution of urea has boiling point 100...

A solution of urea has boiling point `100.15^@C, K_f and K_b` for water are 1.87 and 0.52 K kg `"mol"^(-1)`. Calculate (a) molality and (b) freezing point of the solution.

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The correct Answer is:
`029 mol kg^(-1); - 0.54^@C`
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AAKASH SERIES-DILUTE SOLUTIONS-EXERCISE - 1.2
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  3. Boiling point of 100 g water containing 12 g of glucose dissolved in 1...

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  4. Calculate the cryscopic constant of a solvent, If its latent heat of f...

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  5. Freezing point depression of millimolal KnFe(CN)(6) is 7.1 xx 10^(-3) ...

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  6. A solution of urea has boiling point 100.15^@C, Kf and Kb for water ar...

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  7. Compare the weigths of methanol and glycerol, which would be required ...

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  8. At 0^@C , the vapour pressure of pure water is 4.63 mm and an aqueous ...

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  9. 75.2g of phenol is dissoved in one kg of solvent of Kf value 14 K Kg m...

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  10. Latent heat of fusion and vaporisation of water are respectively 80 an...

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  11. A storage battery contais a solution of sulphuric acid 38% by weight a...

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  12. 0.5% aqueous KCl has freezing point -0.24^@C. Calcualte the degree of ...

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  13. A 10% solution of sucrose is iso-osmotic with 1.754% solution of X. If...

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  14. At 25^@C, a solution containing 0.1 g of polyisobutylene in 50 ml. of ...

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  15. 100 mL of an aqueous solution of protein contais 6.3 g of protein. Cal...

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  16. A 1% (w/v) aqueous solution of potassium chloride has extent of ionisa...

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  17. Give one example each for non-ideal solution showing positive deviatio...

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  18. Mention any two characteristics of an ideal solution.

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  19. Why is the osmotic pressure of sodium chloroide solution higher than g...

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  20. What happens to the vapour pressure of a liquid when a non-volatile so...

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