Question: a. Describe the experimental evidence by which we know that the nucleus is made up not just of protons. b. The neutron is not easy

a. Describe the experimental evidence by which we know that the nucleus is made up not just of protons.
b. The neutron is not easy to isolate or control because it has no charge that would allow scientists to manipulate it. What evidence allowed scientists to determine that the mass of the neutron is almost the same as the mass of a proton?

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a The atomic number of an element represented by Z is the number of protons in the nucleus ... View full answer

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