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Manganese (II) hydroxide precipitate, formed as sodium hydroxide is dripped into manganese (II) chloride
Manganese (II) hydroxide precipitate, formed as sodium hydroxide is dripped into manganese (II) chloride
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Manganese (II) hydroxide precipitate, after sodium hydroxide was added to manganese (II) chloride solution
Manganese (II) hydroxide precipitate, after sodium hydroxide was added to manganese (II) chloride solution
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Universal indicator paper being dipped in hydrochloric acid, a strong acid. Universal indicator turns red in the presence of acids
Universal indicator paper being dipped in hydrochloric acid, a strong acid. Universal indicator turns red in the presence of acids
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Lead (II) bromide precipitate, formed as potassium bromide is dripped into lead (II) nitrate solution
Lead (II) bromide precipitate, formed as potassium bromide is dripped into lead (II) nitrate solution
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Lead (II) bromide precipitate, formed as potassium bromide is dripped into lead (II) nitrate solution
Lead (II) bromide precipitate, formed as potassium bromide is dripped into lead (II) nitrate solution
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Limewater test for carbon dioxide.
Hydrochloric acid is poured onto chips of calcium carbonate in a test tube. The vigorous reaction between them produces carbon dioxide gas (and calcium chloride and water, neither seen), which passes up the tube and into a beaker of...
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Worker drags hoses through fermentation tanks at Septima winery.
Worker drags hoses through fermentation tanks at Septima winery.
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Cobalt (II) hydroxide precipitate, formed as sodium hydroxide is dripped into cobalt (II) chloride solution
Cobalt (II) hydroxide precipitate, formed as sodium hydroxide is dripped into cobalt (II) chloride solution
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Lab device with boiling liquid mixture
/ Lab device with boiling liquid mixture / Man watches a milling machine on January 01, 1955 (Footage by Getty Images)
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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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Shovel pushing grain mixture out of vat
A grain mixture is pushed out of a vat with a shovel.
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Water cascades down the side of fermentation tanks at Septima winery.
Water cascades down the side of fermentation tanks at Septima winery.
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Gold foil dipped into clear orange solution, fizzing as nitrogen dioxide is released and gold disappears, (sound available)
Gold foil dipped into clear orange solution, fizzing as nitrogen dioxide is released and gold disappears, (sound available)
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carrying out experiments in a chemistry lab
carrying out experiments in a chemistry lab
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Lead (II) iodide precipitate, formed as potassium iodide is dripped into lead (II) nitrate solution
Lead (II) iodide precipitate, formed as potassium iodide is dripped into lead (II) nitrate solution