Question

calculate the number of atoms in 20 gram of magnesium​

Answer 1

Answer:

the atoms in a gram is 200 or near that

Explanation:

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Answer 2

Answer:

FIRST , find no of moles i.e = 20/24

= 5/6

Now , multiply no of moles by Avgadro no i.e 6.022x 10^23

So , final answer is 5/6 x 6.022 x 10^23 or 0.833 x 6.022 x 10 ^23

Explanation: