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MHT CET20242 May 2024Evening ShiftChemistrySolid StateActual

Calculate the number of unit cells in 10.8 g metal ( a^3=7.2 10⁻²² ~g )

Options

  1. A1.5 10²²
  2. B3.0 10²²
  3. C4.5 10²²
  4. D6.0 10²²

Correct answer

A. 1.5 10²²

Step-by-step solution

No. of unit cells in x ~g of metal = x a ^3 = 10.8 ~g 7.2 10⁻²² ~g =1.5 10²² unit cells

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