alepalacios2309 alepalacios2309

19-12-2022
Chemistry

contestada

1.- Completa la tabla con los datos correspondientes de número atómico y número de masa.
Elemento
Sodio
Z A
11
23
Magnesio 12
1
40
1
75
Protones
6
20
Electrones Neutrones
6
33
6
12

Respuesta :

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