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An element crystallizes into BCC unit cell. How
\( \mathrm{P} \) many unit cells would be present in 0.5 mole of

W element?
(A) \( 6.022 \times 10^{23} \)
(B) \( 1.5055 \times 10^{23} \)
(C) \( 3.011 \times 10^{23} \)
(D) \( 12.044 \times 10^{23} \)
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