41. Determine how many cores in m0 = 1,0 mg radioisotope cerium 144Ce58 breaks for periods of time: 1) Δt = 1; 2) Δt = 1 year. The half-life of cerium T1 / 2 = 285 days.
Detailed solution. Decorated in Microsoft Word 2003. (Target decided to use formula editor)