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added by synapsaa Jan. 16, 2019, 11:04 p.m.
What symbol is the mass number denoted?
A
S
M
LM
The mass number (symbol A, from the German word Atomgewicht (atomic weight), also called atomic mass number or nucleon number, is the total number of protons and neutrons (together known as nucleons) in an atomic nucleus. It determines the atomic mass of atoms.
synapsaa
0
Correct this question
wikipedia → Mass number
4
Very interesting!
reach: rather globalchemistrysciencesymbols

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+1 Very interesting!  ---
+1 Very interesting!  my.game-my.world
+1 Very interesting!  Ts
+1 Very interesting!  M