| 41. | Ammonium chloride was used in pyrotechnics in the 18th century but was superseded by safer and less hygroscopic chemicals.
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| 42. | The color of ammonium chloride or ammonium hydroxide solution will vary depending upon the concentration of azo violet used.
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| 43. | Six crew members were rescued following the sinking of the ship that was carrying batteries, ammonium chloride and metal products.
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| 44. | In Sweden for example, the most popular types of salty liquorice contain an average of 7 % of ammonium chloride.
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| 45. | Robert Bunsen and Augustus Matthiessen obtained pure barium by electrolysis of a molten mixture of barium chloride and ammonium chloride.
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| 46. | Later, Robert Bunsen and Augustus Matthiessen isolated pure barium by electrolysis of a mixture of barium chloride and ammonium chloride.
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| 47. | The group is determined by making a solution of the salt in water and adding ammonium chloride and ammonium hydroxide.
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| 48. | The mixture was then poured into 2 liters of icewater and 100 milliliters of saturated aqueous ammonium chloride were added.
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| 49. | Anhydrous PrCl 3 can be made by thermal dehydration of the hydrate at 400 �C in the presence of ammonium chloride.
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| 50. | Some Finnish drinking establishments started serving a drink made out of ground ammonium chloride based candy ( Salmiakki in Finnish ).
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