Chemistry, 16.09.2021 04:00 tfhdg

una pieza de hierro contiene 72.3% de hierro y 27.7% de oxigeno con una masa molar de 231.4 g/mol ¿Cuál es su formula molecular?

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una pieza de hierro contiene 72.3% de hierro y 27.7% de oxigeno con una masa molar de 231.4 g/mol ¿C...

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