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Chemistry, 19.08.2020 16:01 lilisncz

Responda: Pergunta 1: Como se forma um óxido? Pergunta 2: O que acontece com uma moeda quando escurece? Pergunta 3: Quais outros compostos podem ser formados a partir de óxidos? alguém sabe as respostas me ajudem por favor estou prescizando pra agora

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