Chemistry, asked by ChPratyusha147, 20 days ago

out of the elements listed here , identify the ones with the highest and the lowest mass numbers: Mg,He,O,Ar.

Answers

Answered by subhrajit15

0

Mass no. of He is lowest (4 : 2 protons, 2 neutrons)

Mass no. of Ar is highest (36 : 18 protons, 18 neutrons)

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