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Transcribed Image Text:b) What type of decay is happening in the equation below?
State two of the conservation laws that apply and
explain how they are satisfied
238
92
U
234 Th + 4 a
90
2
c) Use the graph below to calculate the half-life of
Protactinium 234, explain how you got your answer.
Half Life of Protactinium 234
50
40
30
20
10
222222°
80
70
60
Activity (Bq)
0
20
20
40
40
60
80
100
120
140
160
Time (seconds)
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