Half Life Practice Worksheet Answers What Is Meant By Half Life. Solutions 1 fluorine 21 has a half life of approximately 5 seconds. 03 i shr.
0 003 seconds x 1 half life 3 half lives 0 001 second after 0 half lives 10 g ar6 left. Calculate the number of half lives. Therefore the answer is.
After 2 half lives 2 5 g are left.
How much of a 10 g sample will be left after 0 003 seconds. If each half life is 5 seconds then in one minute. If each half life is 5 seconds then in one minute 60 seconds there are 12 half lives. Calculate the number of half lives.