valeriamiranda21 valeriamiranda21

10-10-2022
Chemistry

contestada

3. Completa el siguiente cuadro considerando los datos que se proporcionan.
Símbolo
del
elemento
Sr
Cr
Número Número Carga eléctrica
Protones Neutrones Electrones atómico de masa
(p)
(nº)
(y tipo de
(e)
(Z)
(A)
partícula)
30
30
65
0
79
197
15
53
49
36.
118
16
60
30
78
18
46
54
22
35
46
80
127
115
2+
1-
0

Respuesta :

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