Home
Class 12
CHEMISTRY
Molal depression constant for water is 1...

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:

A

`-1.86^@C`

B

`-0.93^@C`

C

`0.093^@C`

D

`0.93^@C`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • SOLID STATE

    MBD PUBLICATION|Exercise QUESTION BANK|518 Videos

  • SOME P-BLOCK ELEMENTS

    MBD PUBLICATION|Exercise QUESTION BANK|545 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 )

Molal depression of freezing point of water is 1.86^@C per 1000 g of water. 0.02 mole of urea dissolved in 100 g of water will produce a lowering of temperature of:

The molal elevation constant of water = 0.52 K, molality^-1 . The boiling point of 1.0 molal aqueous KCl solution (assuming complete dissociation of KCl), should be:

The elevation in boiling point for one molal solution of a solute in a solvent is called:

Calculate the molal elevation constant of water , it being given that 0.1 molal aqueous solution of substance boiled at 100.052^@ C .

MBD PUBLICATION-SOLUTIONS-QUESTION BANK
  1. An aqueous solution freezes at -0.186^@C (Kf= 1.86^@: Kb=0.512^@). Wha...

    Text Solution

    |

  2. The vapour pressure of a solvent decreased by 10 mm. of Hg when a non-...

    Text Solution

    |

  3. Molal depression constant for water is 1.86^@C. The freezing point of ...

    Text Solution

    |

  4. The freezing point of a solution prepared from 1.25 g of non-electroly...

    Text Solution

    |

  5. A 5% solution of cane sugar (M. wt = 342) is isotonic with 1% solution...

    Text Solution

    |

  6. The amount of ice that will separate out on cooling a solution contain...

    Text Solution

    |

  7. A 0.2 molal aqueous solution of a weak acid (HX) is 20 percent ionised...

    Text Solution

    |

  8. The following aqueous solution in the correct order of decreasing free...

    Text Solution

    |

  9. Insulin (C2H10O5)n is dissolved in a suitable solvent and osmotic pres...

    Text Solution

    |

  10. At 40^@C the vapour pressures in torr, of methyl alcohol ethyl alcohol...

    Text Solution

    |

  11. The boiling point of an aqueous solution of a nonvolatile solute is 10...

    Text Solution

    |

  12. The freezing point of aqueous solution that contains 5% by mass urea, ...

    Text Solution

    |

  13. A solution of protein (extracted from crabs) was prepared by dissolvin...

    Text Solution

    |

  14. A substance is completely trimerised on dissolution in a solvent. The ...

    Text Solution

    |

  15. van.t Hoff factor for a dilute solution of sodium argento cyanide is:

    Text Solution

    |

  16. At 40^@C, the vapour pressures (in torr) of methyl alcohol (A) and eth...

    Text Solution

    |

  17. The use of common salts, e.g., NaCl or CaCl2 anhydrous is made to clea...

    Text Solution

    |

  18. A liquid is kept in a closed vessel. If a glass plate (negligible mass...

    Text Solution

    |

  19. In which of the following molecular weight determination methods, sens...

    Text Solution

    |

  20. Who was awarded Nobel Prize for chemistry in 1901 for discovering laws...

    Text Solution

    |