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MHT CET20228 Aug 2022Evening ShiftChemistrySolid StateActual

Calculate the molar mass of metal having density 7.8 ~g ~cm ⁻³ and crystallized to form bcc structure with edge length 288 pm .

Options

  1. A120.0 ~g ~mol ⁻¹
  2. B86.2 ~g ~mol ⁻¹
  3. C108.1 ~g ~mol ⁻¹
  4. D56.1 ~g ~mol ⁻¹

Correct answer

D. 56.1 ~g ~mol ⁻¹

Step-by-step solution

d = Z V M N_ A aligned & 7.8 2 M (2.88 10⁻⁸ )^3 6.02 10²³ & M=56.08 ~g / mol aligned

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