Harumatsu8019 Harumatsu8019

06-07-2024
Mathematics

Answered

In a radioactive decay experiment, a sample of an unknown substance originally measured at 376.5 ng decreased to 47.06 ng after 47 days. How many half-lives of the substance occurred during this period?
A) 2.5
B) 3
C) 3.5
D) 4

Answer :

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