Home
Class 12
CHEMISTRY
138 g of ethyl alcohol is mixed with 72 ...

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

A

`3:4`

B

`1:2`

C

`1:4`

D

`1:1`

Text Solution

Verified by Experts

The correct Answer is:
A
`(X_("alcohol"))/(X_(H_(2)O))=(n_("alcohol"))/(n_(H_(2)O))`
Promotional Banner

Topper's Solved these Questions

  • SOLUTIONS & COLLIGATIVE PROPERTIES

    NARAYNA|Exercise EXERCISE : 3|49 Videos

  • SOLUTIONS & COLLIGATIVE PROPERTIES

    NARAYNA|Exercise EXERCISE : 4|26 Videos

  • SOLUTIONS & COLLIGATIVE PROPERTIES

    NARAYNA|Exercise EXERCISE : 2 (C.W)|65 Videos

  • SOLID STATES

    NARAYNA|Exercise EXERCISE-4|18 Videos

  • SURFACE CHEMISTRY

    NARAYNA|Exercise EXERCISE - 4|22 Videos

Similar Questions

Explore conceptually related problems

A solution has been prepared by dissolving 60 g of methyI alcogol in 120 g of water. What are the mole freaction of methyI alcohol and water ?

15 g of methyl alcohol is dissolved in 35 g of water. The mass percentage of methyl alcohol in solution is:

15 g of methyl alcohol is dissolved in 35 g of water. The mass percentage of methyl alcohol in solution is:

15 g of methyl alcohol is dissolved in 35 g of water. The mass percentage of methyl alcohol in solution is:

An aqueous solution of Methyl alcohol contains 48g of alcohol. The mole fraction of alcohol is 0.6. The weight of water in it is

6g .of Urea is dissolved in 90g .of water.The mole fraction of solute is

NARAYNA-SOLUTIONS & COLLIGATIVE PROPERTIES -EXERCISE : 2 (H.W)
  1. X grams of water is mixed in 69 g of ethanol. Mole fraction of ethanol...

    Text Solution

    |

  2. A gas mixture 44g of CO(2) and 14g of N(2), what will be fraction of C...

    Text Solution

    |

  3. 138 g of ethyl alcohol is mixed with 72 g of water. The ratio of mole ...

    Text Solution

    |

  4. Calculate the mole fraction of H(2)SO(4) in a solution containing 98% ...

    Text Solution

    |

  5. A solution of sucrose in water is labelled as 20% w/w. What would be t...

    Text Solution

    |

  6. A solution is obtained by mixing 300 g of 25% solution and 400 g of 40...

    Text Solution

    |

  7. If N(2) gas is bubbled through water at 293 K, how many millimoles of ...

    Text Solution

    |

  8. Calculate the mole fraction of ethylene glycol (C(2)H(6)O(2)) in a ...

    Text Solution

    |

  9. At a certain temperature, the vapour pressure of water is 90 mm. At th...

    Text Solution

    |

  10. When 45 grams of a solute is added to 900 gm of water, its vapour pres...

    Text Solution

    |

  11. The vapour pressure of water is 12.3 kPa at 300 K. Calculate vapour pr...

    Text Solution

    |

  12. Benzene (C(6)H(6), 78 g//mol) and toluene (C(7)H(8),92g//mol) form an...

    Text Solution

    |

  13. At a given temperature, total vapour pressure in Torr of a mixture of ...

    Text Solution

    |

  14. If the elevation in boiling point of a solution of 10 g of solute (mol...

    Text Solution

    |

  15. The boiling point of a solution of 0.11 of a substance in 15g of ether...

    Text Solution

    |

  16. 18g of glucose, C(6)H(12)O(6), is dissolved in 1 kg of water in a sauc...

    Text Solution

    |

  17. A 5% solution (by mass) of cane sugar in water has freezing point of 2...

    Text Solution

    |

  18. The depressions in freezing point for 1 M urea, 1 M glucose and 1M NaC...

    Text Solution

    |

  19. (a) State Raoult law for a solution containing volatile components. ...

    Text Solution

    |

  20. Assertion : Depression of freezing point is a colligative property R...

    Text Solution

    |