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
I Always Get What I Want I Always Get What I Want "I Always Get What I Want" is a song by Canadian singer-songwriter Avril Lavigne, written by herself and Clif Magness for her second studio album, "Under My Skin" (2004). The track was released digitally on May 24, 2004 by Arista Records as a promotional tool for the album, which was released on the next day. The song was re-released on November 4, 2004 as the B-side of album's third single, "Nobody's Home". It was also featured in the film "", whose was released on August 3, 2004. "I Always Get What I Want" appeared