Amalgam (chemistry) with copper. A nitric acid solution of salts under investigation is applied to a piece of copper foil, and any mercury ions present will leave spots of silvery-coloured amalgam. Silver ions leave similar spots but are easily washed away, making this a means of distinguishing silver from mercury. The redox reaction involved where mercury oxidizes the copper is: Dental amalgam has been studied and is generally considered to be safe for humans, though the validity of some studies and their conclusions have been questioned. Amalgam (chemistry) An amalgam is an alloy of mercury with another metal, which may be a
Solution (Solution album) Steve Boston: congas and cowbell on "Phases" Produced by John Schuursma and Joop Visser<br> Engineers: Pierre Geoffroy Chateau and André Hooning<br> Recorded May 17, 18 and 19 1971 at Bovema's Studio - Heemstede<br> Photos: Janos Barendsen Solution (Solution album) Solution is the first album by the Dutch symphonic rock group Solution. It was released in 1971 on the Decca label. It is the only Solution album to feature original vocalist and bassist Peter van der Sande, who was replaced by Guus Willemse around the time of the LP release. Van der Sande provides raw vocals on "Phases", while the other