Chemistry, 18.03.2021 02:50 mcccreamullinsr
En el aire, el oxígeno representa el 21%en volumen.
Una disolución concentrada comercial de ácido clorhídrico, HCl, tiene una concentración de l35% en masa.
Una disolución diluida de hidróxido de sodio, presente en un laboratorio, puede tener una concentración de 2M (molar).
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En el aire, el oxígeno representa el 21%en volumen.
Una disolución concentrada comercial de ácido c...
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