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Void volume of a unit cell from the unit cell volume

The same question, asked 5 times: 3 May 2023 S2*, 4 May 2023 S2*, 16 May 2023 S1*, 17 Apr 2026 S2*, 18 Apr 2026 S1. Every wording below, oldest first.

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  1. Question 1

    3 May 2023 S2

    82
    Find the void volume of bcc unit cell in cm³ if volume of unit cell is 1.5×10−22 cm31.5 \times 10^{-22}\ \text{cm}^3.

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  2. Question 2

    4 May 2023 S2

    64
    Calculate the void volume of simple cubic unit cell if the volume of unit cell is 5.5×10−225.5\times10^{-22} cm³.

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  3. Question 3

    16 May 2023 S1

    73
    Find the void volume of fcc unit cell in cm3^3 if the volume of fcc unit cell is 1.25×10−22 cm31.25 \times 10^{-22}\,\text{cm}^3.

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  4. Question 4

    17 Apr 2026 S2

    21
    Calculate the void volume of bcc unit cell if volume of unit cell is 8.0×10−23 cm38.0 \times 10^{-23}\ \mathrm{cm^3}

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  5. Question 5

    18 Apr 2026 S1

    20
    Calculate the void volume in fcc unit cell if total volume of a unit cell is 6.4×10−23 cm36.4 \times 10^{-23}\ \mathrm{cm^3} ?

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