Home
Class 12
CHEMISTRY
The vapur pressure of two liquids A and ...

The vapur pressure of two liquids A and B in their pure states are in ratio of 1:2. A binary solution of A and B contains A and B in mole proportion of 1:2. the mole fraction of A in the vapour phase of the solution will be

A

0.333

B

0.2

C

0.25

D

0.52

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • SOLUTIONS

    MODERN PUBLICATION|Exercise EXERCISE|635 Videos
  • SOLID STATE

    MODERN PUBLICATION|Exercise EXERCISE|525 Videos
  • STRUCTURE OF ATOM

    MODERN PUBLICATION|Exercise EXERCISE|102 Videos

Similar Questions

Explore conceptually related problems

Mole fraction of the solute in 1 molal aqueous solution is

What is the mole fraction of solute in 2.5m aqueous solution .

Two liquids A and B have P_A^(@)" and P_B^(@) in the ratio of 1 : 3 and the ratio of number of moles of A and B in liquid phese are 1 : 3 then mole fraction of 'A' in vapour phase in equilibrium with the solution is equal to :

P_A and P_B are the vapour pressure of pure liquid components A and B respectively of an ideal binary solution. If X_A represent the mole fraction of component A, then the total pressure of the solution will be

The vapour pressure of two pure liquids A and B are 5 and 10 torr respectively. Calculate the total pressure of the solution (in torr) obtained by mixing 2 mole of A and 3 mole of B.

Heptane and octane form an ideal solution at 373 K, the vapour pressures of the pure liquids at this temperature are 105.2 kPa and 46.8 kPa respectively. If the solution contains 25 g of heptane and 28.5 g of octane, calculate. mole fraction of octane in the vapour phase.

A molal solution is one that contains 1 mole of a solute in

Two liquid A and B have vapour pressure in the ratio P_A^(@) : P_B^(@) =1.3 at a certain temperature.Assume A and B from an ideal solution and the ratio of mole fractions of A to B in the vapour phase is 4 : 3, then the mole fraction of B in the solution at the same tempreature is :

The vapour pressure of pure liquid A at 310^@C is 0.158bar. The vapour pressure of this liquid in solution with liquid B is 0.095 bar. Calculate the mole fraction of A in the solution if the mixture obeys Raoult's law.

The vapour pressure of two liquids P and Q are 80 and 60 torr respectively. The total vapour pressure of solution obtained by mixing 3 mol of P and 2 mol of Q would be.

MODERN PUBLICATION-SOLUTIONS -EXERCISE
  1. Freezing point of an aqueous solution is -0.186^@C. If the values of K...

    Text Solution

    |

  2. The mass of a non-volatile solute of molar mass 40gmol^-1 that should ...

    Text Solution

    |

  3. The vapur pressure of two liquids A and B in their pure states are in ...

    Text Solution

    |

  4. The measured freezing point depression for a 0.1 m aqueous CH3COOH sol...

    Text Solution

    |

  5. Which of the following aqueous solution will exhibit highest boiling p...

    Text Solution

    |

  6. if the elevation in boiling point of a solution of non-volatile, non-e...

    Text Solution

    |

  7. The vapour pressure of pure benzene and toulene at a particular temper...

    Text Solution

    |

  8. To observe an elevation of boiling point at 0.05^@C , the amount of so...

    Text Solution

    |

  9. An aqueous solution containig 3 g of a solute of molar mass 111.6 g mo...

    Text Solution

    |

  10. A solution of 1.25 g of P in 50 g of water lowers freezing point by ...

    Text Solution

    |

  11. Van't Hoff factor of centimolal solution of K3[Fe(CN)6] is 3.333. calc...

    Text Solution

    |

  12. Mustard, peas and wheat crops can be grown in-

    Text Solution

    |

  13. Choose the correct option- Which of the following is kharif crop-

    Text Solution

    |

  14. Which of the following aqueous solution has the higher freezing point?

    Text Solution

    |

  15. Density of 3M NaCl solution is 1.28g/cc. the molality of the solution ...

    Text Solution

    |

  16. What is the mole fraction of solute in 2.5m aqueous solution .

    Text Solution

    |

  17. A solution containing 2.44 g of solute dissolved in 75 g of water boil...

    Text Solution

    |

  18. If P^@ and P are the vapour pressure of the pure solvent and solution ...

    Text Solution

    |

  19. The equation that represents van't Hoff factor general solution equati...

    Text Solution

    |

  20. Which of the following 0.1 M aqueous solution is liekly to have the hi...

    Text Solution

    |