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MMLU-Pro / 3747 / The density of KF is 2.48 g/cm^3. The solid is made up of a cubic array of…

Problem

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question

The density of KF is 2.48 g/cm^3. The solid is made up of a cubic array of alternate K^+ and F^- ions at a spacing of 2.665 × 10^-8 cm. between centers. From these data, calculate the apparent value of the Avogadro number.

category

chemistry

options

  1. 4.2 × 10^23 formula units/cube
  2. 3.5 × 10^23 formula units/cube
  3. 7.5 × 10^22 formula units/cube
  4. 5.2 × 10^23 formula units/cube
  5. 4.8 × 10^23 formula units/cube
  6. 6.2 × 10^22 formula units/cube
  7. 5.5 × 10^22 formula units/cube
  8. 8.2 × 10^23 formula units/cube
  9. 6.2 × 10^23 formula units/cube
  10. 7.0 × 10^23 formula units/cube

src

stemez-Chemistry

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