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
Pieces of a Dream (Chemistry song) Pieces of a Dream (Chemistry song) "Pieces of a Dream" is the first single from the Japanese R&B (J-urban) band Chemistry. This was the first single from the duo that had won the "Asayan" held in Japan. Since the band won a contest similar to the American Idol show, the single was expected to be a success. Although the single debuted at #2 on the Oricon charts, it finally reached #1 after 6 weeks. For 15 weeks, it stayed in the top 10. Once it fell from the number one spot, it charted for another twenty-two weeks. ""Pieces of a