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Hydrating anhydrous copper (II) sulphate (white) by dripping water.
The blue colour of copper (II) sulphate is due to the presence of so-called water of crystallisation in the crystal structure. Dripping water onto the anhydrous form rehydrates the compound, giving the blue colour
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CU SLO MO Shot of two sources of water from left and right crash together mid frame against black / United Kingdom
CU SLO MO Shot of two sources of water from left and right crash together mid frame against black / United Kingdom
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Moving multi coloured liquid, oil or detergent, special effect
Moving multi coloured liquid, oil or detergent, special effect
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HD: Chemical reaction
HD1080i: Chemical reaction started by dropping an effervescent tablet into a glass of water, close up view. Isolated on a white background.
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Filtered Water from Refrigerator
Filtered Water from Refrigerator - close up - 1080p/24p
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Laboratory assistent works with the red reagent
Laboratory assistent works with the red reagent