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प्रश्न
A compound has a hep structure. Calculate the number of voids in 0.4 mol of it.
संख्यात्मक
उत्तर
C = 0.4 mol.
Number of atoms
= 0.4 × NA
= 0.4 × 6.023 × 1024
= 2.4098 × 1023
Number of tetrahedral voids
= 2 × Number of atoms
= 2 × 2.4098 × 1023
= 4.818 x 1023
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