Ask Question
26 June, 08:39

4. If 175 undecayed nuclei remain from a sample of 2800 nuclei, how many half-

lives have passed? (Show your work.) *

Your answer

+2
Answers (1)
  1. 26 June, 09:03
    0
    X = 4

    Explanation:

    Start 2800

    End 175

    175 = 2800x (0.5) ^X

    175/2800 = 0.5^X

    0.0625 = 0.5^X

    log (0.5 x) = log (0.0625)

    x · log (0.5) = log (0.0625)

    -0.301x = - 1.204

    x = - 1.204/-0.301

    x = 4
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “4. If 175 undecayed nuclei remain from a sample of 2800 nuclei, how many half- lives have passed? (Show your work.) * Your answer ...” in 📗 Chemistry if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers