After James Chadwick discovered the neutron, atomic theory expanded to include isotopes. Isotopes have many practical uses. For example,
scientists use the relative amount of carbon-12 to carbon-14 in ancient bones to determine how old they are.

How many neutrons are in an atom of Carbon-147
A 2
B 6
C 8
D 14

After James Chadwick discovered the neutron atomic theory expanded to include isotopes Isotopes have many practical uses For example scientists use the relative class=
Q&A Education