Number of atom in 558.5g Fe (at. wt. of Fe = 55.85 g $mol ^{-1}$ ) is
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Number of atom in 558.5g Fe (at. wt. of Fe = 55.85 g $mol ^{-1}$ ) is

Number of atom in 558.5g Fe (at. wt. of Fe = 55.85 g $mol ^{-1}$ ) is
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Number of atom in 558.5g Fe (at. wt. of Fe = 55.85 g $mol ^{-1}$ ) is

(A) twice that in $60 g$ carbon

(B) $6.023 \times 10^{22}$

(C) half that in $8 g He$

(D) $558.5 \times 6.023 \times 10^{23}$

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ANSWER : Here, The correct answer of this question will be option (A) Which is — twice that in 60g carbon.

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