Home
Class 11
CHEMISTRY
A sample of phosphorus that weighs 12.4g...

A sample of phosphorus that weighs `12.4g` exerts a pressure 8 atm in a `0.821` litre closed vesel at `527^@ C`. The molecular formula of the phosphorus vapour is :

Promotional Banner

Topper's Solved these Questions

  • STOICHIOMETRY

    NARENDRA AWASTHI|Exercise Level 1 (Q.1 To Q.30)|30 Videos
  • STOICHIOMETRY

    NARENDRA AWASTHI|Exercise Level 1 (Q.31 To Q.60)|30 Videos
  • SOLID STATE

    NARENDRA AWASTHI|Exercise Level 3 - Subjective Problems|1 Videos
  • THERMODYNAMICS

    NARENDRA AWASTHI|Exercise Level 3 - Match The Column|2 Videos

Similar Questions

Explore conceptually related problems

The density of phosphorus vapour at 310^(@)C and 775 torr is 2.64 g dm^(-3) . What is the molecular formula of phosphorus ?

A sample of gas has a volume of 0.2 litre at 1 atm pressure and 0^(@) C. At the same pressure but at 273^(@) C its volume will become

34.05 mL of phosphorus vapour weigh 0.0625 g at 546^(@)C and 1.0 bar pressure. What is the molecular mass of phosphorus? How many atoms are there in one molecule of phosphorus?

A hydrocarbon contains, C = 82.66%, H = 17.34%. The density of the vapour is 0.2308 g/litre at 30^(@)C and 75 torr. The molecular formula of the compound is

When 3.2g of sulphur is vapourised at 450^(@)C and 723 mm pressure , the vapours occupy a volume of 780ml. What is the molecular formula of sulphur vapours under these conditions? Calculate the vapour density also.

If the osmotic pressure of 5g per litre solution of compound at 27^(@)C is 0.025 atm, calculate the molecular mass of the compound.

33.6 cc of phosphorous vapour weighs 0.0625 g at 546^(@)C and 76 cmHg pressure. What is the molecular weight of phosphorous? How many atoms are there in one molecule of phosphorous vapour?

NARENDRA AWASTHI-STOICHIOMETRY-Level 3 - Subjective Problems
  1. A sample of phosphorus that weighs 12.4g exerts a pressure 8 atm in a ...

    Text Solution

    |

  2. What volume of a liquid (in L) will contain 10 mole ? If molar mass of...

    Text Solution

    |

  3. 16 g of SO(x) gas occupies 5.6 L at 1 atm and 273 K.What will be the v...

    Text Solution

    |

  4. 200 mL of 1 HCl, is mixed with 300 mL of 6 M and the final solution i...

    Text Solution

    |

  5. N(2)(g) reacts with H(2)(g) in either of the following ways depending ...

    Text Solution

    |

  6. One commercial system removes SO(2) emission from smoke at 95(@)C by t...

    Text Solution

    |

  7. W is the mass of iron (in g) which will be converted into Fe(3)O(4) by...

    Text Solution

    |

  8. Calculate the total moles of atoms of each element present in 122.5 g ...

    Text Solution

    |

  9. On dissolving 2.0 g of metal in sulphuric acid ,4.51 g of the metal su...

    Text Solution

    |

  10. One gram of a metallic chloride was found to contain 0.835 g of chlori...

    Text Solution

    |

  11. 0.7875 g of crystalline barium hydroxide is dissolved in water .For th...

    Text Solution

    |

  12. 2.0 g of polybasic organic acid (Molecular mass =600) required 100 mL ...

    Text Solution

    |

  13. A mixture contains 1.0 mole each of NaOH,Na(2)CO(3) and NaHCO(3). When...

    Text Solution

    |

  14. When BrO(3)^(-) ion reacts with Br^(-) ion in acidic medium, Br(2) is ...

    Text Solution

    |

  15. A volume of 12.5 mL of 0.05 M SeO(2) reacts with 25 mL of 0.1 M CrSO(4...

    Text Solution

    |

  16. A 0.276 g impure sample of copper ore is dissolved and Cu^(2+) is titr...

    Text Solution

    |

  17. A sample of 28 mL of H(2) O(2) (aq) solution required 10 mL of 0.1 M K...

    Text Solution

    |

  18. For the redox reaction given, what is the value of (x)/(z) ? xNO(3)^...

    Text Solution

    |

  19. On heating 0.220 g of a metallic oxide in presence of hydrogen,0.045 g...

    Text Solution

    |

  20. 10 g mixture of K(2)Cr(2)O(7) and KMnO(4) was treated with excess of K...

    Text Solution

    |

  21. In an ore, the only oxidizable material is Sn^(2+). This ore is titrat...

    Text Solution

    |