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The mass number of an atom is determined by
  • a)
    adding the number of neutrons and number of electrons
  • b)
    adding the number of protons and number of electrons
  • c)
    the number of protons only
  • d)
    adding the number of neutrons and number of protons
Correct answer is option 'D'. Can you explain this answer?
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The mass number of an atom is determined bya)adding the number of neut...
The atomic mass is determined by adding the number of protons and neutrons in the atom.
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The mass number of an atom is determined bya)adding the number of neutrons and number of electronsb)adding the number of protons and number of electronsc)the number of protons onlyd)adding the number of neutrons and number of protonsCorrect answer is option 'D'. Can you explain this answer?
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