| 31. | When dissolved in nitric acid or potassium hydroxide, tungstic acid forms and helium escapes in bubbles.
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| 32. | It acts in similar fashion to the compounds rubidium hydroxide and potassium hydroxide, although more reactive.
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| 33. | Dithizone may be prepared by reacting phenylhydrazine with carbon disulfide, followed by reaction with potassium hydroxide.
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| 34. | Later that year, Lecoq obtained the free metal by electrolysis of the hydroxide in potassium hydroxide solution.
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| 35. | It can also be prepared by the elimination of hydrogen bromide from bromostyrene using molten potassium hydroxide.
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| 36. | Diisopropylamine can be dried by distillation from potassium hydroxide ( KOH ) or drying over sodium wire.
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| 37. | Another common alkali hydroxide is potassium hydroxide.
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| 38. | It can be either bar soap made with sodium hydroxide or liquid soap made with potassium hydroxide.
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| 39. | The surface of the cap will stain yellow if a drop of dilute potassium hydroxide is applied.
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| 40. | Potassium hydroxide is poisonous and highly corrosive.
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