Home
Class 12
CHEMISTRY
Avogadro's number of helium weight how m...

Avogadro's number of helium weight how many grams ?

Promotional Banner

Topper's Solved these Questions

  • ALDEHYDES KETONES AND CARBOXYLIC ACID

    MBD PUBLICATION|Exercise QUESTION TYPE|100 Videos

  • BIOMOLECULES

    MBD PUBLICATION|Exercise QUESTION BANK |997 Videos

Similar Questions

Explore conceptually related problems

Avagadro's number of helium weight how many grams ?

Avogadro’s number N_0 is_____.

In order to liberate 4 N electrons how many gram of Mg has to react :

If edge of a bcc crystal of an element is 'd' cm, M is the atomic mass and 'N' is the Avogadro number, then density of the crystal is

A piece of copper weights 0.635 gm. How many atoms of copper does it contain ?

State and explain Faraday 's laws of electrolysis. How many grams of silver will be deposited by the electrolysis of silver nitrate solution with a current of 5 amperes for 10 minutes.

State and explain Faraday's laws of electrolysis. How many grams of aluminium can be produced by the electrolysis of molten alumina with a current of 3 amperes for 10 minutes?

State and explain Faraday's laws of electrolysis. How many grams of chlorine will be produced by the electrolysis of molten sodium chloride with a current of 5.5 A for 25 min?

MBD PUBLICATION-BASIC CONCEPT OF THEORY-QUESTION BANK
  1. State Avogadro's hypothesis ?

    Text Solution

    |

  2. fill up the gap : 2 mole of nitrogen occupies ml at NTP.

    Text Solution

    |

  3. Avogadro's number of helium weight how many grams ?

    Text Solution

    |

  4. What is the relationship between molecular mass and vapour density ?

    Text Solution

    |

  5. What volume of CO2 is liberated at NTP from 0.1 mole of CaCO3?

    Text Solution

    |

  6. What is the volume of 17.75 g of chlorine at NTP ?

    Text Solution

    |

  7. 50 ML of CO2 at NTP weight 0.0982 gm. calculate the molecular mass of ...

    Text Solution

    |

  8. What is mean by average atomic mass ?

    Text Solution

    |

  9. Calculate the mass of 1 atom of carbon and 2 atoms of oxygen ?

    Text Solution

    |

  10. 1 litre gas at NTP weight 0.5 g what is molecular mass of gas ?

    Text Solution

    |

  11. Calculate the molecular mass of a gas If 0.5 g of it occupies 224 cc ...

    Text Solution

    |

  12. What is the gram molecular volume of a gas ? What is its value at NTP ...

    Text Solution

    |

  13. Which of the following combinations illustrates laws of reciprocal ?

    Text Solution

    |

  14. 12 g of an alkyl earth metal gave 14.8 g of its nitride .atomic weight...

    Text Solution

    |

  15. In chemical scale of relative mass of the isotopic mixture of oxygen a...

    Text Solution

    |

  16. Which property of an element is always a whole number ?

    Text Solution

    |

  17. The molecular weight of hydrogen peroxide is 34.What is the unit of th...

    Text Solution

    |

  18. The equivalent weight of an element is 4. its chloride has a V.D. 59.2...

    Text Solution

    |

  19. If the equivalent weight of a tri- valent metal is 32.7. the molecular...

    Text Solution

    |

  20. If 20% nitrogen is present in a compound its molecular weight will be ...

    Text Solution

    |