jailisavargas12 jailisavargas12

20-10-2017
Chemistry

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Name two elements that have properties similar to those of beryllium, Be, and have average atomic masses higher than 130

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samantafuller samantafuller

20-10-2017

Xenon and Radium have properties similar to those of Beryllium cuz they all three of those elements are good conductors of electricity
and have average atomic masses higher than 130

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