Biology, 20.05.2021 01:00 shelbybibb99

Un clavo que se hecha en una solucion de sulfato de cobre ll sufre un cambio quimico el cual lo hace oxidarse. se rotulan 2 vasos al de la letra A se le echa sulfato de cobre ll mezclado con agua al B. se le echa solamente agua y en ambos vasos se coloca un clavo nuevo. que vaso representa el grupo experimental en esta investigacion. 1. vases A. 2. Vado B 3. ni A ni B representan el grupo experimental 4. ambos vasos representan el grupo experimental.

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Un clavo que se hecha en una solucion de sulfato de cobre ll sufre un cambio quimico el cual lo hace...

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