Home
Class 12
CHEMISTRY
The molal b.pconstant '(fKh)' for water ...

The molal b.pconstant '(fK_h)' for water is '0.513^circ C' kgmol". When 0.1 mole of sugar is dissolved 'in '200 ~g' of water, the solution boils under a pressure of 1 atm. At

A

`100.513^(@)C`

B

`100.0513^(@)C`

C

`100.256^(@)C`

D

`101.025^(@)C`

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • SOLUTIONS

    BRILLIANT PUBLICATION|Exercise QUESTION (LEVEL -II) (ASSERTION-REASON)|5 Videos
  • SOLUTIONS

    BRILLIANT PUBLICATION|Exercise Level-I|50 Videos
  • SOLUTIONS

    BRILLIANT PUBLICATION|Exercise QUESTION (LEVEL -I) (HOMEWORK)|48 Videos
  • SOLID STATE

    BRILLIANT PUBLICATION|Exercise LEVEL-3 (Linked Comprehension Type)|10 Videos
  • STEREOCHEMISTRY

    BRILLIANT PUBLICATION|Exercise LEVEL-II (ASSERTION - REASON TYPE)|2 Videos

Similar Questions

Explore conceptually related problems

The molal freezing point constant of water is " 1.86 Km"^(-1) . If 342 g of cane sugar (C_(12)H_(22)O_(11)) is dissolved in 1000 g of water, the solution will freeze at

The molar mass of an organic compound is 58 g/mol. 24 g of this is dissolved in 600 g water, calculate its boiling point when vapour pressure of water becomes 760 mm. K_b" of "H_2O" is 0.513 K kg mol"^(-1) .

The Henry's law constant for the solubility of N_2 gas in water at 298 K is 1.0 xx 10^(5) atm. The mole fraction of N_2 in air is 0.8. The number of moles of N_2 from air dissolved in 10 mole of water at 298 K and 5 atm pressure is:

The vapour pressure of pure water at a given temperature is 500 torr. When 0.1 mol of a normal non volatile solute is dissolved in 9.9 moles of water at this temperature, the lowering of vapour presure produced is

Determine the amount of 'CaCl_2(i=2.47)' dissolved in 2.5 litre of water such that its osmotic pressure is '0.75 atm' at '27^circ C'

Molal depression constant for water is 1.86^@C . What is freezing point of a 0.05 molal solution of a non electrolyte in water?

When 1 mole of a solute is dissolved in 1 kg of H_(2)O , boilling point of solution was found to be 100.5^(0)C . K_(b) for H_(2)O is

What mass of solute ("molar mass=60 g mol"^(-1)) should be dissolved in 180 g water to reduce the vapour pressure to 4/5 th of pure water :

BRILLIANT PUBLICATION-SOLUTIONS-QUESTION (LEVEL -II)
  1. The amount of solute (mol. Mass=60) that must be added to 180 g of wat...

    Text Solution

    |

  2. The vapour pressure of pure water at a given temperature is 500 torr. ...

    Text Solution

    |

  3. The molal b.pconstant '(fKh)' for water is '0.513^circ C' kgmol". When...

    Text Solution

    |

  4. A solution of 1 molal concentration of a non volatile solute will have...

    Text Solution

    |

  5. Equal volumes of ethylene glycol and water are mixed. The depression i...

    Text Solution

    |

  6. A solution containing 50 g of ethylene glycol in 200 g water is cooled...

    Text Solution

    |

  7. 75.2gC(6)H(5)OH is dissolved in 1 kg of solvent of K(f)=14Kkg"mol"^(-1...

    Text Solution

    |

  8. '0.004 M' solution of 'Na2 SO4' is isotonic with '0.01 M' solution of ...

    Text Solution

    |

  9. For a week monobaisc acid, if pKa=4, then at a concentration of 0.01 M...

    Text Solution

    |

  10. Acetic acid is associated in benzene to form dimer and the percentage ...

    Text Solution

    |

  11. A 0.6% solution of urea would be isotonic with

    Text Solution

    |

  12. In the depression of freezing point experiment it is found that (i) ...

    Text Solution

    |

  13. When 20 g of naphthoic acid (C2H8O2) is dissolved in 50 gofbenzene (Kf...

    Text Solution

    |

  14. The freezing point of equimolal aqueous solution will be highest for

    Text Solution

    |

  15. 0.2 molal aqueous solution of acid HX is 20% ionised. Kf="1.86 K molal...

    Text Solution

    |

  16. Kl and sucrose solutions with 0.1 m concentration have osmotic presure...

    Text Solution

    |

  17. Study the following figure and pick out the correct option (s)

    Text Solution

    |

  18. The freezing point (in ""^(@)C) for a solution containing 0.1 g of K(3...

    Text Solution

    |

  19. If boiling point of an aqueous solution is 100.1^(@)C, its freezing po...

    Text Solution

    |

  20. osmotic pressure of 40% urea solution is 1.64 atm and that of 3.42% ca...

    Text Solution

    |