Question

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

Answer 1

One gram atom of sodium = 23g We know that one gram atom of an element  = 6.023 x 1023 atoms Mass of Na containing 6.023 x 1023 atoms = atomic mass of sodium = 23g

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Answer 2

Answer:

Mass of Na containing 6.023 x 10²³ atoms = atomic mass of sodium = 23 g

Explanation:

Because , 1 atom of Na = 1 ×6.023× 10²³ atoms ( By Avgardo’s law).