Concept explainers
The activity of each Uranium isotope in 1g HEU in Bq and Ci in Highly enriched uranium (HEU) which contains 1.5% U-4, 93.5% U-5.0% U-8 as percentages by weight.
Answer to Problem 4.42P
Activity of U-4
Activity of U-5
Activity of U-8
Explanation of Solution
Given:
Formula used:
Calculation:
Decay Constant of each Uranium isotope.
Half-life of
Half-life of
Half-life of
The number of undecayed nuclei
Activity of each Uranium isotope.
Activity of U-4
Activity of U-5
Activity of U-8
Conclusion:
The activity of each Uranium isotope in 1g HEU in Bq and Ci is given below.
Activity of U-4
Activity of U-5
Activity of U-8
(b)
The total activity of 1g of enriched Uranium, in Bq and in Ci.
(b)
Answer to Problem 4.42P
Explanation of Solution
Given:
Most prominent Uranium isotope in Highly enriched uranium (HEU) is U-5. It’s about 93.5% as percentages by weight.
Formula used:
Calculation:
Conclusion:
The total activity of 1g of enriched Uranium, in Bq and in Ci is as given below.
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Introduction To Health Physics
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