Home
Class 12
CHEMISTRY
The freezing point depression of 0.1 mol...

The freezing point depression of 0.1 molal solution of acetic acid in benzene is `0.256 K kg mol^(-1)`.Kf for benzene is 5.12`K kg Mol^(-1)`. What conclusion can you draw about the molecular state of acetic acid in benzene.

Promotional Banner

Topper's Solved these Questions

  • SOLID STATE

    SHARAM PUBLICATION|Exercise EXERCISE|107 Videos

  • SOLVED PAPER 2

    SHARAM PUBLICATION|Exercise EXERCISE|45 Videos

Similar Questions

Explore conceptually related problems

The freezing points of a 0.05 molal solution of a non-electrolyte in water is: (K, = 1.86 K molality^-1 )

The depression in freezing point of a 0.1 molal solution of benzoic acid in benzene is 0.256K. (K_f for benzene =5.12K kg mol^(-1) ) . Calculate the value of van’t Hoff factor and predict whether benzoic acid is associated or dissociated.

The freezing point of a solution containing 0.3 g of acetic acid in 30 g of benzene is lowered by 0.45^@c . Calculate the Vant's hoff factor (K_f for benzene = 5.12 K kg mol^-1) .

The expression in freezing point of a 0.1 molal solution of a substance is 0.372^@ C. what can you say about the solute? (K_f for water is 1.86 K kg mol^(-1))

The freezing point of 1 molar NaCl solution assuming NaCl to be 100% dissociated in water is: ( K_f = 1.86 K molality^-1 )

Addition of 0.643 g of a compound to 50. mL of benzene .(density 0.879 g/mL lowers the freezing point from 5.51^0C to 5.03^0C. If K_(f) for benzene is 5.12 K kg mol^1 , calculate the molar mass of the compound.

SHARAM PUBLICATION-SOLUTIONS-EXERCISE
  1. Explain why equimolar aqueous solution of NaCl and Na SO4are not isoto...

    Text Solution

    |

  2. A solution containing 18 g of non - volatile solute in 200g water free...

    Text Solution

    |

  3. A solution containing 30 g of protein per litre exerts an osmotic pres...

    Text Solution

    |

  4. 1g of a non-electrolyte when dissolved in 50g benzene, the freezing po...

    Text Solution

    |

  5. The boiling point of benzene is 353.2 K .When 1.8 g of a non - volatil...

    Text Solution

    |

  6. The vapour pressure of pure benzene at a certain temperature is 0.850 ...

    Text Solution

    |

  7. Why do electrolytes show abnormal molecular masses ?

    Text Solution

    |

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

    Text Solution

    |

  9. The freezing point depression of 0.1 molal solution of acetic acid in ...

    Text Solution

    |

  10. The freezing point of a solution containing 0.3 g of acetic acid in 30...

    Text Solution

    |

  11. On a certain hill station, pure water is found to boil at 95^@C. How m...

    Text Solution

    |

  12. Calculate osmotic pressure at 273 K of a 5% solution of urea (Molecula...

    Text Solution

    |

  13. What is elevation in boiling point of a liquid ? derive a relationship...

    Text Solution

    |

  14. What do you mean by elevation in boiling point and molal elevation con...

    Text Solution

    |

  15. What do you mean by depression in freezing point of a solution ? How w...

    Text Solution

    |

  16. Define 'osmosis' and 'osmotic pressure'. Show that osmotic pressure is...

    Text Solution

    |

  17. Define the following terms. Molal elevation constant

    Text Solution

    |

  18. Define the following terms. Molal depression constant

    Text Solution

    |

  19. Define Van't Hoff factor.

    Text Solution

    |

  20. Latent heat of fusion of ice is 1436.3 cal mol^(-1). Calculate the mol...

    Text Solution

    |