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  1. Tardigrade
  2. Question
  3. Physics
  4. The half life of a radioactive material is 12.7 hr. What fraction of the original active material would become inactive in 63.5 hr.

Q. The half life of a radioactive material is . What fraction of the original active material would become inactive in .

Nuclei Report Error

Solution:

We use



There total number of nuclei decayed will be

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