
Concept explainers
Interpretation:
Atoms of an element having different mass numbers need to be named.
Concept introduction:
The total number of protons in an atom is said to be its
The total number of neutrons and protons of an atom is said to be its mass number. By using the total number of protons and neutrons all the atoms can be identified. Mass number is denoted by “A”.

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Chapter 2 Solutions
GEN COMBO CHEMISTRY: ATOMS FIRST; ALEKS 360 2S ACCESS CARD CHEMISTRY:ATOMS FIRST
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