Power Plant Engineering
In nuclear fission

The electrons of the element change
The molecules rearrange themselves to form other molecules
None of the listed here
The original elements change into completely different elements

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Power Plant Engineering
Pick up the wrong statement

Fast reactor uses moderator
Slow or thermal neutrons have energy of the order or 0.025 eV
In a heterogeneous or solid fuel reactor, the fuel is mixed in a regular pattern within moderator
Fast neutrons have energies above 1000 eV

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