Home
Class 11
CHEMISTRY
The Molecular weight of a gas is 40. At ...

The Molecular weight of a gas is 40. At 400K if 120 g of this gas has a volume of 20 litres, the pressure of the gas in atm is 

A

`4.92`

B

`5.02`

C

`49.6`

D

`0.546`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • STATES OF MATTER

    AAKASH SERIES|Exercise OBJECTIVE EXERCISE -3|19 Videos
  • STATES OF MATTER

    AAKASH SERIES|Exercise OBJECTIVE EXERCISE -1|97 Videos
  • SATURATED HYDROCARBONS

    AAKASH SERIES|Exercise QUESTIONS FOR DESCRIPTIVE ANSWERS|10 Videos
  • STOICHIOMETRY

    AAKASH SERIES|Exercise QUESTIONS FOR DESCRIPTIVE ANSWERS|59 Videos

Similar Questions

Explore conceptually related problems

0.3 g of a gas has a volume of 112 ml at 0^@C and 2atm pressure. Its Molecular weight is

0.2 g of a gas 'x' occupy a volume of 440 ml . If 0.1 g of CO_2 gas occupy a volume of 320 ml at the same temperature and pressure , then the gas 'x' could be

The molecular weight of a gas that diffuses twice as rapidly as a gas with molecular weight 64, is

A sample of an ideal gas has a volume of 0.5 litres at 27^@C and 750mm pressure. The number of moles of gas are

A and B are ideal gases. The molecular weights of A and B are in the ratio of 1 : 4. The pressure of a gas mixture containing equal weights of A and B is P atm. What is the partial pressure (in atm) of B in the mixture?

A and B are ideal gases. The molecular weights of A and B are in the ratio of 1 : 4 . The pressure of a gas mixture containing equal weights of A and B is P atm. What is the partial pressure (in atm) of B in the mixture?

Two moles of an ideal gas X occupying a volume V exerts a pressure P. The same pressure is exerted by one mole of another gas Y occupying a volume 2V. If the molecular weight of Y is 16 times the molecular weight of X, find the ratio of the rms speeds of the molecules of X and Y.

AAKASH SERIES-STATES OF MATTER-OBJECTIVE EXERCISE -2
  1. Four one litre flasks are seperately filled with gases O2,F2, CH4 and ...

    Text Solution

    |

  2. The weight of one litre of a gas at latm pressure and 300K is 4g. At w...

    Text Solution

    |

  3. The Molecular weight of a gas is 40. At 400K if 120 g of this gas has ...

    Text Solution

    |

  4. At 127°C and latm pressure, a mixture of a gas contains 0.3 mole of N(...

    Text Solution

    |

  5. 'X’ moles of N2 gas at S.T.P. conditions occupy a volume of 10 litres,...

    Text Solution

    |

  6. A gaseous mixture containing 0.35g of N(2) and 5600 ml of O(2) at ST...

    Text Solution

    |

  7. Balloons of 4L capacity are to be filled with Hydrogen at a pressure o...

    Text Solution

    |

  8. A steel cylinder of 8 litres capacity contain hydrogen gas at 12atm pr...

    Text Solution

    |

  9. An open vessel at 27^@C is heated until three-fourths mass of the air ...

    Text Solution

    |

  10. An open flaskh has Helium gas at 2 atm and 327^@C. The flask is heated...

    Text Solution

    |

  11. A gas cylinder withstands a pressure of 14.9 atm. Its pressure gauze i...

    Text Solution

    |

  12. When 2g of a gas A is introduced into an evacuated flask kept at 25°C,...

    Text Solution

    |

  13. The vapour density of a gas is 11.2. The volume occupied by 10g of the...

    Text Solution

    |

  14. 112ml. of oxygen at STP is subjected to liquefication. The mass of liq...

    Text Solution

    |

  15. "m" is the mass of a molecule, "k" is the Boltzmann constant, P is the...

    Text Solution

    |

  16. The density of a gas at 27°C and 1 atm is d. Pressure remaining consta...

    Text Solution

    |

  17. A steel cylinder of 8 litres capacity contain hydrogen gas at 12atm pr...

    Text Solution

    |

  18. A glass tube of volume 112ml. containing a gas is partially evacuated ...

    Text Solution

    |

  19. A sample of gas has a volume of 0.2 lit measured at  1 atm pressure an...

    Text Solution

    |

  20. 35ml of dry H2 gas were collected at 6^@C and 758 mm pressure. What is...

    Text Solution

    |