Home
Class 12
CHEMISTRY
4 g of an ideal gas occupies 5.6035 L of...

4 g of an ideal gas occupies 5.6035 L of volume at 546 K and 2 atm pressure. What is its molecular weight ?

A

4

B

16

C

32

D

64

Text Solution

Verified by Experts

The correct Answer is:
b
W = 4g, V = 5.6035L, T = 546 K, P = 2 atm
Ideal gas equation,
PV = nRT
`2 xx 5.6035 = 4/GMW xx 0.0821 xx 546 [ because n= (Wt)/(GMW)]`
`implies GMW = (4 xx 0.0821 xx 546)/(2 xx 5.6035)`
Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

4 grams of an ideal gas occupies 5.6035 litres of volume at 546 K and 2 atm, pressure. What is its molecular weight ?

3.2g of a gas occupies 550 cc of volume at 22^@C and 770 mm of Hg pressure. Find the molecular mass of the gas.

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

The density of a gas at STP is 2g/I. Its molecular weight is

10 g of hydrofluoric acid gas occupies 5.6 lit of volume at STP . If the empirical formula of the gas is HF , then its molecular formula in the gaseous state will be

At 25^@C and 760 mm of HG pressure a gas occupies 600 mL volume. What will be its pressure at a height where temperature is 10^@C and volume of the gas is 640 mL.

A sample of an ideal gas occupies a volume 'V' at pressure 'P' and absolute temperature 'T'. The mass of each molecule is m. The expression for the density of gas is

SIA PUBLICATION-STATES OF MATTER-M.C.Q.
  1. Assertion (A): At 300 K, kinetic energy of 16g of methane is equal to ...

    Text Solution

    |

  2. If a gas contains only three molecules that move with velocities of 1...

    Text Solution

    |

  3. 4 g of an ideal gas occupies 5.6035 L of volume at 546 K and 2 atm pre...

    Text Solution

    |

  4. At 27^@ C, a closed vessel contains a mixture of equal weights of heli...

    Text Solution

    |

  5. The rms velocity of CO(2) at a temperature, T (in kelvin) is x eras^(1...

    Text Solution

    |

  6. n moles of an ideal gas at temperature, T (in kelvin) occupy VL of vol...

    Text Solution

    |

  7. The total pressure of a mixture of 604 g of O(2) and 5.6 g of N(2) pre...

    Text Solution

    |

  8. The rms velocity of an ideal gas at 300 K is 12240 ems^(-1), what is t...

    Text Solution

    |

  9. What is the numerical value of the gas constant R- in J mol^(-1) K^(-1...

    Text Solution

    |

  10. A mixture contains 16 g of oxygen, 28 g of nitrogen and 8 g of CH(4). ...

    Text Solution

    |

  11. STP

    Text Solution

    |

  12. The root mean square velocity of a gas is doubled when the temperature...

    Text Solution

    |

  13. At STP, the density of a gas (molecular weight 45) in g//L is

    Text Solution

    |

  14. For an ideal gas. a plot of PV//RT versus T will look like

    Text Solution

    |

  15. Which of the following is a representation of Charle’s law ?

    Text Solution

    |

  16. Equal masses of methane and oxygen are introduced into a vessel at 27^...

    Text Solution

    |

  17. A given mass of a gas obeys Boyle’s law at certain temperature. Which ...

    Text Solution

    |

  18. The mole percentage of oxygen in a mixture of 7.0 g of nitrogen and 8....

    Text Solution

    |

  19. A flask contains 3g H(2) and 24g O(2). The partial pressure of hydroge...

    Text Solution

    |

  20. The molecular weight of a gas that diffuses twice as rapidly as a gas ...

    Text Solution

    |