Home
Class 11
CHEMISTRY
A given compound always contatins exactl...

A given compound always contatins exactly the same proportion of elements by weight’. Calculate the number of molecules in each of the following: `1g CO_2` (Given that `N_A` is `6.02xx10^23`, molecular mass of `N_2` is 28 and `CO_2` is 44).

Text Solution

Verified by Experts

Number of molecules present in ` 1gCO_2="Mass"/"Grammolecular mass"xxN_A=1/44xx6.02xx10^23=1.37xx10^22`
Promotional Banner

Topper's Solved these Questions

  • REDOX REACTIONS

    A N EXCEL PUBLICATION|Exercise QUESTION BANK|81 Videos

  • STATES OF MATTER

    A N EXCEL PUBLICATION|Exercise QUESTION BANK|58 Videos

Similar Questions

Explore conceptually related problems

A given compound always contatins exactly the same proportion of elements by weight’. Calculate the number of molecules in each of the following: 1g N_2 (Given that N_A is 6.02xx10^23 , molecular mass of N_2 is 28 and CO_2 is 44).

Calculate the number of molecules in each of the following: 1 g N_2

A given compound always contatins exactly the same proportion of elements by weight'. Name the law

Calculate the number of molecules in each of the following : 1 g N_2 , 1 g CO_2 . ( Given that N_a is 6.02 xx 10^23 , molecular mass of N_2 is 28 and CO_2 is 44).

A given compound always contains exactly the same proportion of elements by weight'. Name the above law.

A given compound always contains exactly the same proportion of elements by weight'. Name the above law.

A given compound always contatins exactly the same proportion of elements by weight’. Write the name of the scientist who proposed it

A given compound always contains exactly the same proportion of elements by weight'. Write the name of the scientist who proposed this law..

Calculate the number of molecules present in 11 g of CO_2 .

Calculate the molecular mass of the following: H_2O , CO_2 , CH_4

A N EXCEL PUBLICATION-SOME BASIC CONCEPTS OF CHEMISTRY-QUESTION BANK
  1. An organic compound on analysis gave the following composition: carbon...

    Text Solution

    |

  2. Define 1 mole

    Text Solution

    |

  3. What is the number of hydrogen atoms in one mole of methane (CH4)?

    Text Solution

    |

  4. The mole concept helps in handling a large number of atoms and molecul...

    Text Solution

    |

  5. What is atomic mass unit (amu)?

    Text Solution

    |

  6. In a reaction A+B2rarrAB2. identify the limiting reagent in the reacti...

    Text Solution

    |

  7. Calculate the mass of NaOH required to make 500 mL of 0.5 molar aqueou...

    Text Solution

    |

  8. How many moles of dioxygen are present in 64g of dioxygen? (Molecular ...

    Text Solution

    |

  9. The following data were obtained when dinitrogen (N2) and dioxygen (O2...

    Text Solution

    |

  10. What is atomic mass unit (amu) ?

    Text Solution

    |

  11. Hydrogen combines with oxygen to form two different compounds, namely,...

    Text Solution

    |

  12. Hydrogen combines with oxygen to form two different compounds, namely,...

    Text Solution

    |

  13. How many significant figures are present in the followings? 0.0025

    Text Solution

    |

  14. How many significant figures are present in the followings? 285

    Text Solution

    |

  15. A given compound always contatins exactly the same proportion of eleme...

    Text Solution

    |

  16. A given compound always contatins exactly the same proportion of eleme...

    Text Solution

    |

  17. A given compound always contatins exactly the same proportion of eleme...

    Text Solution

    |

  18. A given compound always contatins exactly the same proportion of eleme...

    Text Solution

    |

  19. When nitrogen and hydrogen combine to form ammonia, the ratio between ...

    Text Solution

    |

  20. A compound is made up of two elements A and B has A = 70%, B = 30%. Th...

    Text Solution

    |