Home
Class 12
CHEMISTRY
After adding non-volatile solute, freezi...

After adding non-volatile solute, freezing point of water decreases to `-0.186^(@)C`. Calculate `Delta T_(b)` if :
`K_(f) = 1.86 "K kg mol"^(-1) and K_(b) = 0.521 "K kg mol"^(-1)`

A

`0.521 K`

B

`0.0521K`

C

`1.86 K`

D

`0.186K`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • SOLUTIONS AND COLLIGATIVE PROPERTIES

    TARGET PUBLICATION|Exercise Evaluation Test|25 Videos

  • SOLUTIONS AND COLLIGATIVE PROPERTIES

    TARGET PUBLICATION|Exercise Critical Thinking|91 Videos

  • SOLID STATE

    TARGET PUBLICATION|Exercise QUESTION|211 Videos

Similar Questions

Explore conceptually related problems

After adding a solute freezing point of solution decreases to -0.186 ^@C . Calculate DeltaT_b if K_f = 1.86 ^@C / molal and K_b = 0.52^@C / molal.

For an aqueous solution freezing point is -0.186^(@)C . The boiling point of the same solution is (K_(f) = 1.86^(@)mol^(-1)kg) and (K_(b) = 0.512 mol^(-1) kg)

0.15 molal solution of NaCI has freezing point -0.52 ^(@)C Calculate van't Hoff factor . (K_(f) = 1.86 K kg mol^(-1) )

How many moles of sucrose should be dissolved in 500 g of water so as to get a solution which has a difference of 104^(@)C between boiling point and freezing point ? ( K_(f) = 1.86 K kg mol^(-1) , K_(b) = 0.52 K kg mol^(-1) )

A solution of 1.25g of a certain non-volatile substance in 20g of water freezes at 271.94K. Calculate the molecular mass of the solute (K_(f)=1.86" K kg mol"^(-1)) .

TARGET PUBLICATION-SOLUTIONS AND COLLIGATIVE PROPERTIES-Competitive Thinking
  1. A 0.2 molal aqueous solution of weak acid (HX) is 20% ionised. The fre...

    Text Solution

    |

  2. 0.08 kg of M ( mol , wt =62) in 400 gm of water freezing po...

    Text Solution

    |

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

    Text Solution

    |

  4. The freezing point of a solution containing 4.8 g of a compound...

    Text Solution

    |

  5. An aqueous solution of a weak monobasic acid containing 0.1gin 21.7g o...

    Text Solution

    |

  6. For 0.1 M of NaCl and 0.1 M of NaSO(4) solution , which of the...

    Text Solution

    |

  7. Van't Hoff equation for osmotic pressure of dilute solution is gi...

    Text Solution

    |

  8. If M,W and V represent molar mass of solute then mass of solute and...

    Text Solution

    |

  9. The equation that represents general van't Hoff equation is

    Text Solution

    |

  10. The osmotic pressure of solution containing 34.2 g of cane sugar (mo...

    Text Solution

    |

  11. 30xx10^(-4) kg of urea dissolved in water to make 500 mL aqueou...

    Text Solution

    |

  12. The van't hoff factor (i) for a dilute aqueous solution of the strong ...

    Text Solution

    |

  13. For which among the following equimolar aqueous solutions Van't H...

    Text Solution

    |

  14. Which of the following electrolytes has the same value of van't Hoff f...

    Text Solution

    |

  15. Van't Hoff factor for aqueous monofluorouroacetic acid is .

    Text Solution

    |

  16. The van't Hoff factor for 0.1 M Ba(NO(3))(2) solution is 2.74. The deg...

    Text Solution

    |

  17. Which one of the following is not a colligative property?

    Text Solution

    |

  18. Which one of the following statement is FALSE ?

    Text Solution

    |

  19. IF 10 mL of 0.1 aqueous solution of NaCl is divided into 1000...

    Text Solution

    |

  20. To observe an elevation of boiling point of 0.05^(@)C, the amount of a...

    Text Solution

    |