A scientist approximates the mass of an atom by adding the mass of the protons and the mass of the neutrons. Explain why this will give a close approximation of the mass.

Question

anonymous · Answer

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ashleyisakitty · Answer

no

anonymous · Answer

@Ashleyisakitty  what?

ashleyisakitty · Answer

do not tag me excessively, i will not answer to your every whim

anonymous · Answer

@Ashleyisakitty  sorry its just that i really need help

anonymous · Answer

Mass o an electron is about 1/1800 of a neutron or proton so electrons can be ignored