danica91111 danica91111

03-04-2021
Chemistry

contestada

What is the average mass of an atom whose relative atomic mass is 39?

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riteshkumarch25 riteshkumarch25

03-04-2021

Yttrium
The elements of the periodic table sorted by atomic mass
Atomic Mass Name chemical element number
85.4678 Rubidium 37
87.62 Strontium 38
88.9059 Yttrium 39
91.224 Zirconium 40

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