Question

How many atoms of Na are present in 46 g of the metal?

Answer 1

Here Is Your Ans ⤵

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➡Mole = sample mass / atomic mass

➡Mole = 46 / 23

➡Mole = 2

Hence , 2 atoms of Na present in 46 g of the Metal

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Answer 2

number of moles is equals to given mass upon molar mass

46/23= 2

no of atoms = 2Na