# How many grams of sodium wil have the same number of atoms as 6 grams of magnesium ("Given Na"=23u, Mg=24u)?

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How many grams of sodium wil have the same number of atoms as 6 grams of magnesium
("Given Na"=23u, Mg=24u)?

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24g of magnesium have atoms N_(A)=6.022xx10^(23)
"6 g of magensium have atoms"=6.022xx10^(23)xx((6g))/((24g))
=1.505xx10^(23)
6.022xx10^(23)"atoms of sodium have mass"=23g
1.505xx10^(23)"atoms of sodium have mass"=(23g)xx(1.505xx10^(23))/(6.022xx10^(23))
=5.75g