Home
Class 12
CHEMISTRY
In a solution of 7.8 g benzene (C6H6) an...

In a solution of 7.8 g benzene (`C_6H_6`) and 46.0 g toluene (`C_6H_5CH_3`) the mole fraction of benzene is:

A

1/6

B

1/5

C

1/2

D

1/3

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • SOLID STATE

    MBD PUBLICATION|Exercise QUESTION BANK|518 Videos

  • SOME P-BLOCK ELEMENTS

    MBD PUBLICATION|Exercise QUESTION BANK|545 Videos

Similar Questions

Explore conceptually related problems

At 88^@C benzene has a vapour pressure of 900 torr and toluene has a vapour pressure of 360 torr. What is the mole fraction of benzene in the mixture with toluene that will boil at 88^@C at 1 atm pressure, benzene toluene form an ideal solution:

The vapour pressure of benzene at 90^@C is 1020 torr. A solution of 5 g of a solute in 58.5 g benzene has vapour pressure 990 torr. The molecular weight of the solute is:

How would you distinguish between C_(6)H_(5)Cl and C_(6)H_(5)CH_(2)Cl ?

C_6H_6+CH_3Cl""^undersetrarr(AlCl_3)C_6H_5CH_3+HCl The reaction is called as ___

C_(6)H_(5)COOH is formed by carbonation of …………..

The vapour pressures of ethanol and methanol are 42.0 mm and 88.5 mm Hg respectively. An ideal solution is formed at the same temperature by mixing 46.0 g of ethanol with 16.0 g of methanol. The mole fraction of methanol in the vapour is:

MBD PUBLICATION-SOLUTIONS-QUESTION BANK
  1. A solution of 1.25 g of a non-electrolyte in 20 g of water freezing at...

    Text Solution

    |

  2. The molal elevation constant of water = 0.52 K, molality^-1. The boili...

    Text Solution

    |

  3. In a solution of 7.8 g benzene (C6H6) and 46.0 g toluene (C6H5CH3) the...

    Text Solution

    |

  4. If a 6.84% (wt/vol.) solution of cane sugar (mol.wt.=342) is isotonic ...

    Text Solution

    |

  5. The normal amount of glucose in 100 mL of blood (8-12hours after a mea...

    Text Solution

    |

  6. Osmotic pressure of a sugar solution at 24^@C is 2.5 atmosphere. The c...

    Text Solution

    |

  7. At 40^@C the vapour pressures of pure liquids, benzene and toluene, ar...

    Text Solution

    |

  8. Elevation in boiling point was 0.52^@C when 6 g. of a compound X was d...

    Text Solution

    |

  9. 1 litre of a solution containing 500 g of a protein exerts an osmotic ...

    Text Solution

    |

  10. The concentration of glucose (in g/litre)solution which is isotonic wi...

    Text Solution

    |

  11. A solution containing 1 mole of ethylene glycol dissolved in 1000 g of...

    Text Solution

    |

  12. Solute A is a ternary electrolyte and solute B is non-electrolyte. If ...

    Text Solution

    |

  13. The molal elevation constant for water is 0.52 K.molality^-1. The elev...

    Text Solution

    |

  14. A 3.42% (wt./vol.) solution of cane suger is isotonic with a 5.96% (wt...

    Text Solution

    |

  15. At 27^@C, the osmotic pressure of a solution containing 4.0 g solute (...

    Text Solution

    |

  16. The vapour pressure of benzene at 80^(@)C is lowered by 10mm by dissov...

    Text Solution

    |

  17. The mole fraction of water in a solution containing 50 g of water and ...

    Text Solution

    |

  18. Which compound corresponds van.t Hoff factor (i) to be equal to 2 in d...

    Text Solution

    |

  19. 6 g urea is dissolved in 90 g water. The relative lowering of vapour p...

    Text Solution

    |

  20. What is the molality of ethyl alocohol (mol. Wt. = 46) in aqueous solu...

    Text Solution

    |