Home
Class 12
CHEMISTRY
At certain Hill-station pure water boils...

At certain Hill-station pure water boils at `99.725^(@)C`. If `K_(b)` for water is `0.513^(@)C kg mol^(-1)`, the boiling point of `0.69m` solution of urea will be:

A

`100.079^(@) C`

B

`103^(@)C`

C

`100.359^(@)C`

D

unpredictable

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • SOLUTIONS AND COLLIGATIVE PROPERTIES

    TARGET PUBLICATION|Exercise Competitive Thinking|81 Videos

  • SOLID STATE

    TARGET PUBLICATION|Exercise QUESTION|211 Videos

Similar Questions

Explore conceptually related problems

Pure water boils at 99.725^(@)C at Shimla. If K_(b) for water is 0.51 K mol^(-1) kg the boiling point of 0.69 molal urea solution will be:

An aqueous solution freezes on 0.36^@C K_f and K_b for water are 1.8 and 0.52 k kg mol^-1 respectively then value of boiling point of solution as 1 atm pressure is

When 0.6g of urea dissolved in 100g of water, the water will boil at (K_(b) for water = 0.52kJ. mol^(-1) and normal boiling point of water =100^(@)C) :

The molal elevation constant for water is 0.56 K kg mol^(-1) . Calculate the boiling point of a solution made by dissolving 6.0g of urea (NH_(2)CONH_(2)) in 200g of water.

A sugar solution boils at 101^(@)C . The molality of the sugar solution is (Given, K_(b) = 0.52^(@)C kg mol^(-1) )

TARGET PUBLICATION-SOLUTIONS AND COLLIGATIVE PROPERTIES-Evaluation Test
  1. The vapour pressure of pure benzene at 25^(@)C is 180 mm Hg. The...

    Text Solution

    |

  2. A small amount of a non-volatile solute is dissilved in 64.5 cm^...

    Text Solution

    |

  3. The vapour pressure of a certain pure liquid A at 298 K is 40 mbar. Wh...

    Text Solution

    |

  4. A solution has 1:3 ratio of cyclopentane to cyclohexane . The va...

    Text Solution

    |

  5. 0.3 molal aqueous solution of sucrose boils at 100.51 ^(@) C . Th...

    Text Solution

    |

  6. A solution contains 0.524 g of camphor ( molar mass = 152 g/ mol...

    Text Solution

    |

  7. 0.1 M solution each of glucose, sodium chloride, sodium sulphate...

    Text Solution

    |

  8. The depession inn freezing point of a 5% aqueous solution of a s...

    Text Solution

    |

  9. The depression of freezing point of a solvent (b.p:303 K) for a ...

    Text Solution

    |

  10. Two elements A and B form compounds having molecular formula AB(2) and...

    Text Solution

    |

  11. A solution containing 3.56 g of a polymer in 1 litre of a solve...

    Text Solution

    |

  12. A solution of glucose containing 9.2 g/ litre (molecular weight ...

    Text Solution

    |

  13. IF 10 g of solute was dissolved in 250 mL. of water and osmoti...

    Text Solution

    |

  14. IF density of a solvent is greater than 1 kg dm^(-3) , then the ...

    Text Solution

    |

  15. The vapour pressure will be lowest for .

    Text Solution

    |

  16. At certain Hill-station pure water boils at 99.725^(@)C. If K(b) for w...

    Text Solution

    |

  17. A solution containing 500 g of a protein per litre is isotonic ...

    Text Solution

    |

  18. The osmotic pressure of a solution at 276 K is 2.5 atm . It...

    Text Solution

    |

  19. Identify the compound amongst the following of which 0.05 m aqueo...

    Text Solution

    |

  20. For sodium chloride dissolved in water , the van't Hoff factor (...

    Text Solution

    |