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1.33 Calculate the number of atoms

(i) 52 moles of Ar

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As 1 mole of air contains $6.022\times10^{23}$ atoms.

Therefore, 52 moles of Ar will contain $52\times6.022\times10^{23}$ atoms.

$\Rightarrow 3.131\times10^{25}\ atoms$ .

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Divya Prakash Singh

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