Respuesta:
corresponde al elemento Hafnio (Hf)
Explicación:
Z = 72
A = 178
p+ = 72
e- = 72
nº = 178 – 72 = 106
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Respuesta:
corresponde al elemento Hafnio (Hf)
Explicación:
Z = 72
A = 178
p+ = 72
e- = 72
nº = 178 – 72 = 106