Home
Class 9
CHEMISTRY
How many grams of each of the following ...

How many grams of each of the following elements must be taken to get `1` mol of the element ?
`(a)` Sodium
`(b)` Chlorine
`(C )` Copper

Text Solution

Verified by Experts

The mass of 1 mol of an element is its atomic mass expressed in grams . Since the atomic masses of sodium , chlorine and copper are 23 g , 35.5 g and 63.5 g respectively , we get
(a) 23 g (b) 35.5 g (c) 63.5 g
Promotional Banner

Topper's Solved these Questions

  • ATOMS , MOLECULES AND IONS

    BHARATI BHAWAN (ENGLISH)|Exercise Pick the correct option|10 Videos

  • ATOMS , MOLECULES AND IONS

    BHARATI BHAWAN (ENGLISH)|Exercise Fill in the blanks|7 Videos

  • ATOMIC STRUCTURE

    BHARATI BHAWAN (ENGLISH)|Exercise D. Long Answer Questions|12 Videos

  • ATOMS, MOLECULES AND IONS

    BHARATI BHAWAN (ENGLISH)|Exercise E. Numericals|6 Videos

Similar Questions

Explore conceptually related problems

How many terms of the series 1+2+2^2+….. must be taken to make 511?

How many terms of the AP 1,2,3,... must be taken so that their sum is 55

After how many days will 1/20th of the radioactive element remain, if the half life of the element is 6.931 days?

BHARATI BHAWAN (ENGLISH)-ATOMS , MOLECULES AND IONS -Numericals
  1. How many grams of each of the following elements must be taken to get ...

    Text Solution

    |

  2. How many moles are there in 5 g of calcium ?

    Text Solution

    |

  3. Calculate the number of moles in the following : (i) 128 g of oxygen...

    Text Solution

    |

  4. What is the number of molecules present in 0.5 mole of hydrogen ?

    Text Solution

    |

  5. What is the mass in grams of 3 moles of N ?

    Text Solution

    |

  6. Calculate the mass of 12.0 xx 10^(14) atoms of hydrogen .

    Text Solution

    |

  7. Calculate the percentage composition of (i) iron in ferric oxide , F...

    Text Solution

    |

  8. If one mole of carbon atoms weighs 12 grams, what is the mass (in gram...

    Text Solution

    |

  9. How many grams of sodium wil have the same number of atoms as 6 grams ...

    Text Solution

    |

  10. Calculate the mass in grams of 0.2 mole of water (H(2)O) . ( H = 1 , O...

    Text Solution

    |

  11. How many moles of calcium carbonate (CaCO(3)) are present in 10 g o...

    Text Solution

    |

  12. Calculate the number of atoms of each element present in 9.8 g of sulp...

    Text Solution

    |

  13. Calculate the number of calcium ions in 5.6 g of calcium oxide . (Ca =...

    Text Solution

    |

  14. What is the percentage composition of the elements in ammonia , NH(3) ...

    Text Solution

    |

  15. 2.0 of a sample of sodium chloride contains 0.785 g of sodium and 1.77...

    Text Solution

    |

  16. In aqueous solution magnesium chloride dissociates into ions as follow...

    Text Solution

    |

  17. Calculate the mass of water required to produce 36 g of glucose during...

    Text Solution

    |