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MMLU-Pro / 3611 / A sample of beryllium powder was placed in a box having an effusion hole of 3.18…

Problem

Answer published by the source. Consult the official source to check your work against its answer.

question

A sample of beryllium powder was placed in a box having an effusion hole of 3.18 mm in diameter. After 15.2 min and a temperature of 1537°K , 8.88 mg of the powder had effused. Use the method of Knudsen to determine the vapor pressure of Be at 1537°K .

category

chemistry

options

  1. 1.17 × 10^-4 atm
  2. 5.67 × 10^-5 atm
  3. 6.67 × 10^-5 atm
  4. 4.67 × 10^-5 atm
  5. 7.67 × 10^-6 atm
  6. 1.67 × 10^-5 atm
  7. 3.67 × 10^-5 atm
  8. 2.17 × 10^-4 atm
  9. 8.67 × 10^-5 atm
  10. 2.67 × 10^-5 atm

src

stemez-PhysicalChemistry

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