Asked by Maria
A sample contains 3.5×1019 radioactive atoms with a half life of 10000 years. How many atoms are expected to decay in the first second?
After waiting 10000 years, how many atoms are expected to decay in the next second?
After waiting 10000 years, how many atoms are expected to decay in the next second?
Answers
Answered by
Anna
K=.693/ (10000 years -> seconds)
starting amount * K= atoms decayed
starting amount * K= atoms decayed
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