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  1. The weight of 6.023 × 1023 atoms of carbon is

    2. A.

     12 gms
    B.

     120 gms
    C.

     1.2 gms
    D.

     0.12 gms

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    Answer : Option A

    Explanation :

    The number 6.023 ×1023 is known as Avogadro’s Number which is the number of atoms in 12g of the isotope carbon-12. 6.023 ×1023 carbon atoms weigh = 12 grams.

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