Home
Class 12
CHEMISTRY
The vapour pressure of chloroform (CHCl)...

The vapour pressure of chloroform `(CHCl)_(3)` and dichlorocethene `(CH_(2)Cl_(2))` at `298 K` is `200 mm Hg ` and `415 mm Hg`, respectively. Calculate
a. The vapour pressure of the solution prepared by mixing `25.5 g` of `CHCl_(3)` and `40 g` of `CH_(2)_Cl(2)` at `298 K`.
b. Mole fractions of each components in vapour phase .

A

173.9 mmHg

B

615.0 mmHg

C

347.9 mmHg

D

90.63 mmHg.

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • LIQUID SOLUTION

    VMC MODULES ENGLISH|Exercise EFFICIENT|98 Videos

  • JEE MAIN REVISON TEST-23

    VMC MODULES ENGLISH|Exercise CHEMISTRY (SECTION 1)|25 Videos

  • LIQUID SOLUTIONS

    VMC MODULES ENGLISH|Exercise IN-CHAPTER EXERCISE -L|10 Videos

Similar Questions

Explore conceptually related problems

The vapour pressure of pure CHCl_(3) and CH_(2)Cl_(2) are 200 ad 41.5 atm respectively. The weight of CHCl_(3) and CH_(2)Cl_(2) are respectively 11.9 g and 17 gm. The vapour pressure of solution will be

Vapour pressure of methyl alcohol and dichloromethane at 27^@ C are 100 mm HG and 350 mm Hg respectively. Vapour pressure of the solution obtained by mixing 1.5 mole of methyl alcohol and 0.5 mole of dichloromethane at 27^@ C is

Vapour pressure of pure CS _ 2 and CH _ 3 COCH _ 3 are 512 mm of Hg and 312 mm of Hg respectively. Total vapour pressure of mixture is 600 mm of Hg then find incorrect statement :

The vapour pressure of a dilute aqueous solution of glucose is 700 mm of Hg at 373 K . Calculate the (a) molality and (b) mole fraction of the solute.

Vapour pressure of pure water at 298 K is 23.8 mm Hg . 50g of urea (NH_(2)CONH_(2)) is dissolved in 850g of water. Calculate the vapour pressure of water for this solution and its relative lowering.

Vapour pressure of pure water at 298 K is 23.8 mm Hg . 50g of urea (NH_(2)CONH_(2)) is dissolved in 850g of water. Calculate the vapour pressure of water for this solution and its relative lowering.

A solution has 1:4 mole ratio of pentane to hexane . The vapour pressure of pure hydrocarbons at 20^@C are 440 mm Hg for pentane and 120 mm Hg for hexane .The mole fraction of pentane in the vapour phase is

The vapour pressure of acetone at 298 K is 40 mm of Hg . Its mole fraction in a solution with alcohol is 0.80 . What is its vapour pressure in solution if the mixture obey Raoult's law?

The Vapour pressure of solution containing 2g of NaCl in 100g of water at 100^(@)C is 753.2mm of Hg , then degree of dissociation of NaCl .

Equal moles of benzene and toluene are mixed. The vapour pressure of benzene and toluene in pure state are 700 and 600 mm Hg respectively. The mole fraction of benzene in vapour state is :-

VMC MODULES ENGLISH-LIQUID SOLUTION -IMPECCABLE
  1. 6.02 xx 10^(20) molecules of urea are present in 100 mL of its solutio...

    Text Solution

    |

  2. p(A) and p(B) are the vapour pressure of pure liquid components A and ...

    Text Solution

    |

  3. The vapour pressure of chloroform (CHCl)(3) and dichlorocethene (CH(2)...

    Text Solution

    |

  4. 58.5 g of NaCl and 180 g of glucose were separately dissolved in 1000 ...

    Text Solution

    |

  5. Which of the following shows negative deviation from Raoult's law?

    Text Solution

    |

  6. The mass of a non-volatile solute of molar mass 40g" "mol^(-1) that sh...

    Text Solution

    |

  7. The solution which has higher osmotic pressure than some other solutio...

    Text Solution

    |

  8. The vapour pressure lowering caused by addition of 100 g of sucrose (m...

    Text Solution

    |

  9. Molarity of a given orthophosphoric acid solution is 3M. Its normality...

    Text Solution

    |

  10. 138 g of ethyl alcohol is mixed with 72 g of water. The ratio of mole ...

    Text Solution

    |

  11. In which of these solutions Raoult’s law is not applicable?

    Text Solution

    |

  12. The freezing point of 1 m NaCl solution assuming NaCl to be 100% disso...

    Text Solution

    |

  13. A solution of two liquids boils at a temperature more than the boiling...

    Text Solution

    |

  14. Choose the correct statement: When concentration of a salt solution ...

    Text Solution

    |

  15. An aqueous solution is 1.00 molalin KI. Which change will cause the va...

    Text Solution

    |

  16. Among the following solutions, the one capable of forming azeotropic m...

    Text Solution

    |

  17. Ratio of loss in solvent to gain in CaCl(2) tube is

    Text Solution

    |

  18. The gaseous mixture used by deep sea divers for respiration is

    Text Solution

    |

  19. Which of the following is the expression of Raoult’s law? (p^(o) = vap...

    Text Solution

    |

  20. The vapour pressure of pure solvent is 0.8 mm of Hg at a particular te...

    Text Solution

    |