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Elanso [62]
3 years ago
5

What is the difference between mass number and atomic number

Chemistry
2 answers:
krok68 [10]3 years ago
7 0
Mass number<span> is the </span>number<span> of protons </span>and<span> neutrons in an atom.
</span>Atomic mass<span> is the average </span>mass<span> of all the isotopes of a certain type.</span>
myrzilka [38]3 years ago
5 0

Atomic number is the number of protons that are inside that atom. This helps identify which element an atom is.

Atomic mass is the number of protons and neutrons inside an atom.

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