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The number of atoms in 8g of sodium is x × 1023. The value of x is_______.                          

(Nearest integer)

[Given : NA = 6.02 × 1023 mol-1, Atomic mass of Na = 23.0u]

0 3 Views | Posted 3 months ago
Asked by Shiksha User

  • 1 Answer

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    Answered by

    alok kumar singh | Contributor-Level 10

    3 months ago

    Moles of sodium = 8 2 3 m o l  

    Number of atoms = 8 2 3 × 6 . 0 2 × 1 0 2 3  

    ≈ 2 × 1 0 2 3                                            

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