calimac82 calimac82

17-05-2019
Chemistry

contestada

Which of the elements shown has an atomic mass of 20 amu?

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meetpatel0719 meetpatel0719

18-05-2019

Neon has atomic mass of 20

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chocococoa14 chocococoa14

13-05-2020

Answer:

they are right its neon but i have the same questions so just search up "neon bohr modle" so you know which answer it is.

Explanation:

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