Post a New Question


posted by on .

University students, studying the activity of a particular radioactive isotope which had a half-life of 12.0 hours. If the original activity of the sample was 448 kBq, what would the activity be 3.00 days later?

  • Physics - ,

    Three days is six 12-hour intervals, which is six half-lives.

    Multiply the original activity by (1/2)^6 = 1/64

    448/64 =__ kBq

Answer This Question

First Name:
School Subject:

Related Questions

More Related Questions

Post a New Question