EXERCISE 3

Determine the half-life of this hypothetical element from your graph.

EXERCISE 4

Using the following equation determine the decay constant:

# of Parent atoms 32 30 25 20 15 PARENT ATOMS 10 12 0.00 2.00 4.00 6.00 8.00 10.00 12.00 TIME Series1 EXERCISE 2 Using Excel or similar software, plot the number of cumulative daughter atoms after each trial (y-axis) versus time (x-axis). # of cumulative daughter atoms after each trial versus time 50 45 38 6 8 8 : 58 CUMULATIVE DAUGHTER ATOMS 0.00 2.00 4.00 6.00 8.00 10.00 12.00 TIME -Series1 EXERCISE 3 Determine the half-life of this hypothetical element from your graph