A reaction occurs in which a neutron strikes the nucleus of a uranium-235 atom, forming a krypton-92 atom, a barium-141 atom, and three neutrons. Is this a chemical reaction or a nuclear reaction, and how do you know?
A. This is a nuclear reaction, because the atom's nucleus changed.
B. This is a nuclear reaction, because thorium is a product.
C. This is a chemical reaction, because products formed.
D. This is a chemical reaction, because only the electrons were rearranged.
A P E X
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A reaction occurs in which a neutron strikes the nucleus of a uranium-235 atom, forming a krypton-92...
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