The unit cubic cell of {\Al} has an edge length equal to 4.5 \times 10^{-10} {\m}. The number of unit cells in an aluminium foil of volume 91 \times 10^{-6} {\m}^3 is

CUSAT 2021 BTech Solved Paper Shift 3

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The unit cubic cell of Al has an edge length equal to 4.5×10−10m. The number of unit cells in an aluminium foil of volume 91×10−6m3 is

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