Barium Chloride with Copper(II) Sulfate

Here, copper(II) sulfate (CuSO₄) is added to barium chloride (BaCl₂). The result is a pale blue solution and white precipitate. The blue color is due to Cu²⁺(aq).

(duration 10.9 seconds, size 622 K, file name MOVIES/BACL/BACLCUSO.MOV)

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