Home
Class 11
CHEMISTRY
Calculate the number of moles in the fol...

Calculate the number of moles in the following . (iii) 65.6 mg of oxygen.

Text Solution

Verified by Experts

Moles of oxygen `=("Mass of oxygen")/("atomic mass")`
`=(65.6xx10^-6)/(16)`
`=4.1xx10^-6` mol.
Promotional Banner

Topper's Solved these Questions

  • BASIC CONCEPTS OF CHEMISTRY AND CHEMICAL CALCULATIONS

    SURA PUBLICATION|Exercise REDOX REACTION ACTIVITY|35 Videos

  • BASIC CONCEPTS OF CHEMISTRY AND CHEMICAL CALCULATIONS

    SURA PUBLICATION|Exercise ADDITIONAL QUESTIONS (ADDITIONAL LONG ANSWERS)|7 Videos

  • ALKALI AND ALKALINE EARTH METALS

    SURA PUBLICATION|Exercise ADDITIONAL LONG ANSWER|22 Videos

  • BASIC CONCEPTS OF ORGANIC REACTIONS

    SURA PUBLICATION|Exercise CREATIVE QUESTIONS [HOTS]|14 Videos

Similar Questions

Explore conceptually related problems

Calculate the number of moles in the following . (ii) 4.66 mg of silicon.

Calculate the number of moles in the following . (i) 7.85g of copper

Calculate the number of moles in 27 g of Al

Calculate the number of moles in 27g of Al.

Calculate the number of moles present in the following : (c ) 46 g of ethanol

Calculate the number of moles present in the following : (d) 90 g of magnesium oxide

Calculate the number of moles present in the following : (e ) 19.5 g of potassium

SURA PUBLICATION-BASIC CONCEPTS OF CHEMISTRY AND CHEMICAL CALCULATIONS-NUMERICAL PROBLEMS
  1. Calculate the number of moles in the following . (i) 7.85g of copper

    Text Solution

    |

  2. Calculate the number of moles in the following . (ii) 4.66 mg of silic...

    Text Solution

    |

  3. Calculate the number of moles in the following . (iii) 65.6 mg of oxyg...

    Text Solution

    |

  4. What will be the molecular formula for the compound. Whose empirical f...

    Text Solution

    |

  5. Calculate the oxidation number of nitrogen nitrous acid and nitric aci...

    Text Solution

    |

  6. Balance the following reaction by oxidation number method.

    Text Solution

    |

  7. A compound on analysis was found to contain C = 34.6 %, H = 3.85 % and...

    Text Solution

    |

  8. Calculate the mass of oxygen atom in amu.

    Text Solution

    |

  9. How many moles of barium suphate is precipitated when 1 mole of alumin...

    Text Solution

    |

  10. Calculate the molecular mass of the following : (a) KMnO4

    Text Solution

    |

  11. Calculate the molecular mass of the following : (b) Crystalline Oxalic...

    Text Solution

    |

  12. Calculate the molecular mass of the following : ( c ) Methane

    Text Solution

    |

  13. (a) Calculate the number of atoms/molecules present in the following: ...

    Text Solution

    |

  14. (a) Calculate the number of atoms/molecules present in the following: ...

    Text Solution

    |

  15. (a) Calculate the number of atoms/molecules present in the following: ...

    Text Solution

    |

  16. (a) Calculate the number of atoms/molecules present in the following: ...

    Text Solution

    |

  17. Calculate the number of moles present in the following : (a) 50 g of c...

    Text Solution

    |

  18. Calculate the number of moles present in the following : (b) 120 g of ...

    Text Solution

    |

  19. Calculate the number of moles present in the following : (c ) 46 g of ...

    Text Solution

    |

  20. Calculate the number of moles present in the following : (d) 90 g of m...

    Text Solution

    |