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Atomic Nucleus: The mass number of an atom is equal to the number of what particles in the nucleus?

A)

electrons
B)

nucleons
C)

neutrons
D)

protons
E)

positrons

Respuesta :

Answer:

Nucleons

Explanation:

MASS NUMBER :

  • Mass number is denoted by A
  • Mass number is the sum of number of proton and number of neutron in the atom.
  • Both proton and neutron are present in the nucleolus pf the atom and are called nucleons
  • So the mass number of an atom is equal to the number of nucleons
  • Number of nucleons = number of proton+number of neutron
izzyivantierney

Answer:

Nucleons

The mass number of an atom is equal to the number of protons and neutrons called the nucleons particles in the nucleus!