Home
Class 12
CHEMISTRY
The vapour pressure of pure liquid A and...

The vapour pressure of pure liquid A and B are 450mm and 700mm of Hg respectively at 350 K. Calculate the composition of liquid mixture if total vapour pressure is 600mm of Hg also find the composition of the mixture in vapour phase.

Promotional Banner

Topper's Solved these Questions

  • Solid State

    ASSAM ACADEMIC CENTRE|Exercise Example |166 Videos
  • SURFACE CHEMISTRY

    ASSAM ACADEMIC CENTRE|Exercise Example|321 Videos

Similar Questions

Explore conceptually related problems

The vapour pressures fo pure liquids A and B are 450 mm Hg and 700 mm Hg respectively at 350K. If the total vapour pressure of the mixture of the two liquids at 350K is 600mm Hg, Calculate the more fractions of the two components in the solution. Also, calcuate the partial pressures of the two components in the vapour phase.

Benzene and toluene form ideal solution over the entire range of composition. The vapour pressure of pure benzene and toulene at 300 K are 50.71 mm Hg and 32.06 mm Hg respectively. Calculate the mole fraction of benzene in vapour phase if 80 g of benzene is mixed with 100 g of toluene.

100 g of liquid A (molar mass 140 g mol^-1) was dissolved in 1000g of liquid B (molar mass 180 g mol^-1) . The vapour pressure of pure liquid B was found to be 500 torr: Calculate the vapour pressure of pure liquid A and its vapour pressure in the solution if the total vapour pressure of the solution is 475 Torr.

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

Vapour pressure of pure water at 298K is 23.8 mm Hg. 50g of urea (NH_2CONH_2) is dissolved in 850 g of water. Calculate the vapour pressure of water for this solution and its relative lowering.

Two liquids X and Y boil at 110^@C and 130^@C respectively. Which one of the following has higher vapour pressure at 50^C ?

With the help of Raoult's law show that total vapour pressure of a binary liquid solution varies linearly with the mole fraction of a component.

Heptane and octane form an ideal solution. At 373 K, the vapour pressures of the two liquid components are 105.2 kPa and 46.8 kPa respectively. What will be the vapour pressure of a mixture of 26.0 g of heptane and 35 g of octane?

Heptane and Octane form an ideal solution at 373K the vapour pressure of the pure liquids at this temperature are 105.2 kPa respectively. If the solution contains 25g of heptane and 28.5g octane, calculate Vapour pressure exerted by heptane

Heptane and Octane form an ideal solution at 373K the vapour pressure of the pure liquids at this temperature are 105.2 kPa respectively. If the solution contains 25g of heptane and 28.5g octane, calculate Vapour pressure exerted by solution.

ASSAM ACADEMIC CENTRE-Solutions-Example
  1. A 0.561 m solution of an unknown electrolyte depresses the freezing po...

    Text Solution

    |

  2. Calculate the mass of CO2 in 500 mL of soda water when packed unde 2.5...

    Text Solution

    |

  3. The vapour pressure of pure liquid A and B are 450mm and 700mm of Hg r...

    Text Solution

    |

  4. Calculate (a) molality (b) molarity and mole fraction of KI if the den...

    Text Solution

    |

  5. A 5% solution (by mass) of canesugar in water has freezing point of 27...

    Text Solution

    |

  6. Urea forms an ideal solution in water. Determine the vapour pressure o...

    Text Solution

    |

  7. Why is freezing point depression of 0.1 M sodium chloride solution nea...

    Text Solution

    |

  8. A 0.1539 molal aqueous solution of canesugar (molar mass = 342g mol^-1...

    Text Solution

    |

  9. State Rault's law for solution of volatile liquid. Taking suitable exa...

    Text Solution

    |

  10. Heptane and Octane form an ideal solution at 373K the vapour pressure ...

    Text Solution

    |

  11. Heptane and Octane form an ideal solution at 373K the vapour pressure ...

    Text Solution

    |

  12. Heptane and Octane form an ideal solution at 373K the vapour pressure ...

    Text Solution

    |

  13. Heptane and Octane form an ideal solution at 373K the vapour pressure ...

    Text Solution

    |

  14. A solution is prepared by dissolving 1.25g of oil wintergreen (methyl ...

    Text Solution

    |

  15. On dissolving 19.5g CH2F COOH in 500g of water, a depression of 1^@C i...

    Text Solution

    |

  16. A solution is prepared by dissolving 1.25g of oil wintergreen (methyl ...

    Text Solution

    |

  17. What mass of NaCl (molar mass= 58.5g mol^-1) must be dissolved in 65...

    Text Solution

    |

  18. Calculate the boiling point of a solution prepared by adding 15.00g o...

    Text Solution

    |

  19. Derive the relation between the relative lowering of vapour pressure a...

    Text Solution

    |

  20. Benzoic acid completely dimerises in benzene. What will be the vapour ...

    Text Solution

    |