B. It keeps neutrons from being absorbed by other isotopes.
Bonus: A moderator is important because it slows down the fast neutrons produced in fission reactions, making them more likely to be absorbed by other fissionable nuclei and sustain the chain reaction.
16) Why is a moderator important for a fission chain reaction? (bonus) *
• a. It keeps neutrons from escaping the sample.
B. It keeps neutrons from being absorbed by other isotopes.
• c. It allows neutrons to be absorbed by other fissionable nuclei.
D• It provides enough fuel to make enough energy.
1 point
1 answer