SSC
CHEMISTRY
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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The ____ is the sum of the protons and the neutrons in an atom.
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Atomic Number
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Mass Number
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Protons
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Neutrons
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Explanation:
Detailed explanation-1: -The mass number of an atom is the sum of the number of protons and number of neutrons in an atom.
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