Home
Class 11
CHEMISTRY
Calculate the molal depression constant ...

Calculate the molal depression constant of a solvent which has
a. Freezing point `16.6^(@)C` and latent heat of fusion `180.75 J g^(-1)` .
b. Freezing point `20.0^(@)C` and latent heat of fusion `200.00 J g^(-1)`.

A

2.68

B

3.86

C

4.68

D

2.86

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • SOLUTIONS (GENERAL AND COLLIGATIVE PROPERTIES)

    OP TANDON|Exercise Set-2 (Level-A)|22 Videos

  • SOLUTIONS (GENERAL AND COLLIGATIVE PROPERTIES)

    OP TANDON|Exercise Level-B|53 Videos

  • SOLUTIONS (GENERAL AND COLLIGATIVE PROPERTIES)

    OP TANDON|Exercise Practice Problem|66 Videos

  • PROBLEMS BASED UPON STRUCTURES AND REACTIONS OF ORGANIC COMPOUNDS

    OP TANDON|Exercise Some Solved Problems|21 Videos

  • STATES OF MATTER (GASES AND LIQUIDS)

    OP TANDON|Exercise Self Assess,ent|28 Videos

Similar Questions

Explore conceptually related problems

Calculate the molal depression constant of a solvent which has freezing point 16.6^(@)C and latent heat of fusion 180.75 "J g"^(-1) :

The entropy change for the fusion of 1 mol of a solid which melts at 27^(@)C is (latent heat of fusion =600 kcal mol^(-1) )

Calculate the freezing point of an aqueous solution having mole fraction of water 0.8 . Latent heat of fusion of ice is 1436. "cal mol"^(-1) ?

The molal depression constant for water is 1.86^(@)C . The freezing point of a 0.05-molal solution of a non-electrolyte in water is

Calculate the amount of heat required to convert5g of ice of 0^(@)C into water at 0^(@)C . ( Specific latent heat of fusion of ice 80 cal //g )

Latent heat of fusion of ice is 6kJ mol^(-1) . Calculate the entropy change in the fusion of ice.

OP TANDON-SOLUTIONS (GENERAL AND COLLIGATIVE PROPERTIES)-Set-1 (Level-A)
  1. A solution of sucrose (molar mass = 342 "g mol"^(-1)) has been prepare...

    Text Solution

    |

  2. Which of the following is incorrect ?

    Text Solution

    |

  3. Calculate the molal depression constant of a solvent which has a. Fr...

    Text Solution

    |

  4. If for the sucrose solution elevation in boiling point is 0.1^(@)Cthen...

    Text Solution

    |

  5. Which has minimum osmotic pressure ?

    Text Solution

    |

  6. Solution A contains 7 g/L of MgCl(2) and solution B contains 7 g/L of...

    Text Solution

    |

  7. The van't Hoff factor for BaCl(2) at 0.01 M concentration is 1.98. The...

    Text Solution

    |

  8. Equimolar solutions in the same solvent have-

    Text Solution

    |

  9. After adding non-volatile solute, freezing point of water decreases to...

    Text Solution

    |

  10. The osmotic pressure of a solution of benzoic acid dissolved in benzen...

    Text Solution

    |

  11. A 5% solution (by mass) of cane sugar in water has freezing point of 2...

    Text Solution

    |

  12. 18g of glucose (C(6)H(12)O(6)) is added to 178.2g of water. The vapour...

    Text Solution

    |

  13. Depression in freezing point is 6K for NaCl solution. If K(f) for wate...

    Text Solution

    |

  14. Observe the following observations : pi(obs)= observed colligative p...

    Text Solution

    |

  15. A 5.25% solution of a substance is isotonic with a 1.5% solution of ur...

    Text Solution

    |

  16. Concentrated aqueous sulphuric acid is 98% H(2)SO(4) by mass and has a...

    Text Solution

    |

  17. If the vapour pressure of pure A and pure B at 298 K are 60 and 15 tor...

    Text Solution

    |

  18. When 20 g of naphthoic acid (C(11)H(8)O(2)) is dissolved in 50 g of be...

    Text Solution

    |

  19. At 80^(@)C the vapour pressure of pure liquid 'A' is 520 mm Hg and tha...

    Text Solution

    |

  20. The vapour pressure of water at 20^(@) is 17.5 mmHg. If 18 g of glucos...

    Text Solution

    |