QuestionWhat does the mass number of an atom represent? A) neutrons B) protons C) atomic mass D) electrons & neutrons E) protons & neutrons
Studdy Solution
STEP 1
Assumptions1. The mass number of an atom is a characteristic property of the atom.
. The mass number is a whole number.
3. The atom consists of protons, neutrons, and electrons.
STEP 2
The mass number of an atom is defined as the total number of protons and neutrons in the nucleus of an atom.
STEP 3
Looking at the options given, we can see that option) states "total number of protons and neutrons in the atom", which matches our definition.
Therefore, the mass number of an atom represents the total number of protons and neutrons in the atom.The correct answer is) total number of protons and neutrons in the atom.
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