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MMLU-Pro / 4405 / The radioactive decay constant for radium is 1.36 × 10^-11 . How many…

Problem

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question

The radioactive decay constant for radium is 1.36 × 10^-11 . How many disintegrations per second occur in 100 g of radium? The molecular weight of radium is 226 g/mole.

category

chemistry

options

  1. 7.89 × 10^16 dis/sec
  2. 5.47 × 10^10 dis/sec
  3. 8.31 × 10^13 dis/sec
  4. 0.442 dis/sec
  5. 2.66 × 10^23 dis/sec
  6. 1.36 × 10^5 dis/sec
  7. 1.36 × 10^-11 dis/sec
  8. 2.22 × 10^8 dis/sec
  9. 6.02 × 10^14 dis/sec
  10. 3.62 ×10^12 dis/sec

src

stemez-PhysicalChemistry

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