Considere as seguintes afirmativas sobre dois elementos químicos genéricos x e y
.X tem número...
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Chemistry, 26.05.2020 17:58 Angelofpink2590
Considere as seguintes afirmativas sobre dois elementos químicos genéricos x e y
.X tem número de massa igual a 40
X é isóbaro de Y
y tem número de elétrons igual a 20
Determine o número atômico e a distribuição eletrônica para o cátion bivalente (carga +2) de Y
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