Question

which are the fundamental particles whose masses are mainly responsible for the mass of an atom?
. what is the mass of a proton?
what about the mass of a Neutron ​

Answer 1

Answer:

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Explanation:

Protons and neutrons are the fundamental particles whose masses are mainly responsible for the mass of an atom.

mass of proton is 1.6726219 × 10 to the power minus 27 kilograms

mass of neutron is , it's mass is approximately same as the mass of proton