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← ScienceWhich outcome results when uranium enrichment concentrates U-235?
A)Amplified nuclear fission chain reaction✓
B)Slower rate of radioactive decay
C)Increased neutron moderation capacity
D)Greater alpha particle emission yield
💡 Explanation
A higher concentration of U-235 increases the probability of neutron capture and therefore sustains fission chain reactions in nuclear reactors, rather than less fission, because criticality is reached faster.
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