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which of the following particles are of approximately equal mass? (multiple answers)

1:Neutrons

2:Electrons

3:Protons

4:Quarks

Respuesta :

Neutrons and Protons are equal in mass (≈ 1amu)
harveytreasure30
electrons and protons ! they have equal number. the atomic number for a element is based on the protons in the element. They must have equal amount !!

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