Home
Class 12
CHEMISTRY
Twenty grams of a substance were dissolv...

Twenty grams of a substance were dissolved in 500ml. Of water and the osmotic pressure of the solution was found to be 600mm of mercury at `15^(@)"C".` Determine the molecular weight of the substance.

A

1000

B

1200

C

1400

D

1800

Text Solution

Verified by Experts

The correct Answer is:
B
`M = ( WRT)/( pi. V ) `
Promotional Banner

Topper's Solved these Questions

  • SOLUTIONS AND COLLIGATIVE PROPERTIES

    MARVEL PUBLICATION|Exercise TEST YOUR GRASP|45 Videos

  • SOLID STATE

    MARVEL PUBLICATION|Exercise TEST YOUR GRASP|30 Videos

Similar Questions

Explore conceptually related problems

IF 10 g of solute was dissolved in 250 mL. of water and osmotic pressure of the solution was found to be 600 mm of Hg at 300 K, then molecular weight of the solute is _______. g mol ^(-1)

Three grams of salt of molecular weight 30 is dissolved in 250 g of water. The molality of the solution is….

If 23 g of glucose ( molecular mass 180)is dissolved in 60ml of water at 15^(@)C , then the osmotic pressure of this solution will be

If 3g of glucose (molecular mass 180) is dissolved in 60g of water at 15^(@)C , then the osmotic pressure of this solution will be :

MARVEL PUBLICATION-SOLUTIONS AND COLLIGATIVE PROPERTIES-TEST YOUR GRASP
  1. Twenty grams of a substance were dissolved in 500ml. Of water and the ...

    Text Solution

    |

  2. Ideal solution is formed when its components

    Text Solution

    |

  3. Pressure cooker reduces cooking time because :

    Text Solution

    |

  4. Which of the following 0.1 M aqueous solutions will exert highest osmo...

    Text Solution

    |

  5. In which mode of expression, the concentration of a solution remains i...

    Text Solution

    |

  6. If 18 g of glucose is present in 1000 g of solvent, the solution is sa...

    Text Solution

    |

  7. Partial pressure of solvent in solution of non-volatile solute is give...

    Text Solution

    |

  8. Relative lowering of vapour pressure

    Text Solution

    |

  9. A solution of CaCl(2) is 0.5 mol/litre , then the moles of chloride io...

    Text Solution

    |

  10. How much volume of 3.0 M H(2)SO(4) is required for the preparation of ...

    Text Solution

    |

  11. Which of the following is a colligative property ?

    Text Solution

    |

  12. Molal elevation constant is elevation in boiling point produced by

    Text Solution

    |

  13. The vapour pressure of a solution having solid as solute and liquid as...

    Text Solution

    |

  14. The determination of molar mass from elevation in boiling point is cal...

    Text Solution

    |

  15. The semipermeable membrane used in Berkely -Hartley method is

    Text Solution

    |

  16. 1 mole heptane (V.P = 92 mm of Hg) is mixed with 4 mol. Octane (V.P = ...

    Text Solution

    |

  17. The vapour pressure of water at room temperature is 30 mm of Hg. If th...

    Text Solution

    |

  18. The values of gas constant and solution constant

    Text Solution

    |

  19. When a non volatile solute is dissolved in a solvent, the relative low...

    Text Solution

    |

  20. Isotonic solutions have :

    Text Solution

    |

  21. If 23 g of glucose ( molecular mass 180)is dissolved in 60ml of water ...

    Text Solution

    |