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1.) Describe cmo preparas 100 mL de una solucin acuosa de KOH 0,05 M a partir de una solucin madre con una concentracin de 25,0

1.) Describe cmo preparas 100 mL de una solucin acuosa de KOH 0,05 M a partir de una solucin madre con una concentracin de 25,0 g/L. Tienes 2,0 L de esta solucin madre. Muestre el clculo y escriba la preparacin de la solucin diluida en el formato de la seccin Experimental de una publicacin.

2.) Tiene una solucin estndar de 1,0 L de una solucin de cobre de 500 ppm. Preparar una solucin de 20 mL de 10 ppm.

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