Ask Question
19 February, 15:27

If the passing of five half-lives leaves 25 mg of a strontium-90 sample, how much was present in the beginning?

+1
Answers (1)
  1. 19 February, 16:24
    0
    800mg

    25x2=50

    50x2=100

    100x2=200

    200x2=400

    400x2=800
Know the Answer?
Not Sure About the Answer?
Find an answer to your question ✅ “If the passing of five half-lives leaves 25 mg of a strontium-90 sample, how much was present in the beginning? ...” in 📘 Chemistry if you're in doubt about the correctness of the answers or there's no answer, then try to use the smart search and find answers to the similar questions.
Search for Other Answers