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Americium-241 undergoes fission to produce three neutrons per fission event. If a neutron-absorbing material is mixed in with this sample so that the rate of neutron production drops down to 1.8 neutrons per fission event, which will be effective at achieving a critical mass

User Suran
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2 Answers

2 votes

Answer:

A ✔️

Step-by-step explanation:

User Pompey
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6 votes

Answer:

A. Remove a deflective shield surrounding the sample.

Step-by-step explanation:

Got it right on Edge

User Dinesh T A
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