Question

which statement(s) correctly compare the masses of protons, neutrons, and electrons? protons and neutrons have similar mass. protons and electrons have similar mass. neutrons and electrons have similar mass. protons are smaller than a neutron or an electron. neutrons are smaller than a proton or an electron. electrons are smaller than a proton or a neutron.

Explanation:

Protons and neutrons are found in the nucleus and have approximately the same mass (around 1 atomic mass unit). Electrons are much smaller in mass compared to protons and neutrons, with a mass about 1/1836 that of a proton.

Answer:

Protons and neutrons have similar mass.
Electrons are smaller than a proton or a neutron.