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MMLU-Pro / 9607 / If a rock sample is found to contain approximately 1 polonium atom ^214 _84 Po…

Problem

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

question

If a rock sample is found to contain approximately 1 polonium atom ^214 _84 Po for every 8.7 × 10^20 uranium nuclei ^238 _92 U, what is the half-life of polonium.

category

physics

options

  1. 1.6 × 10^4 seconds
  2. 4 × 10^4 seconds
  3. 1 × 10^4 seconds
  4. 5 × 10^3 seconds
  5. 2.5 × 10^4 seconds
  6. 8 × 10^3 seconds
  7. 1.2 × 10^5 seconds
  8. 7.5 × 10^3 seconds
  9. 2 × 10^4 seconds
  10. 3 × 10^4 seconds

src

stemez-Physics

Discussion

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Source and history

upstream_id / Original problem ID
9607
task_id
9c4db5be-c47d-5e81-bbd2-eec6f120c3c0
task_key
default--test--9607
task_revision_id
1
config / split
default / test

Official source

initial import