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Question

Calculate the mass of Na which will contain 6.023 × 10^23 atoms. [Na = 23]

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Answer

As, a mole of atoms contain 6.023 × 1023 atoms [Avogadro number] and has weight [mass] equal to gram atomic mass of the element.

Therefore, a mole of Na will contain 6.023 × 1023 atoms and will have mass equal to gram atomic mass of Na = 23 g

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