Calculate the mass of a sample of (initially pure) 40K
Chapter , Problem 34(choose chapter or problem)
Calculate the mass of a sample of (initially pure) 40K that has an initial decay rate of 1.70 " 105 disintegrations/s.The isotope has a half-life of 1.28 " 109 y.
Unfortunately, we don't have that question answered yet. But you can get it answered in just 5 hours by Logging in or Becoming a subscriber.
Becoming a subscriber
Or look for another answer