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Noble metals tend to be resistant to oxidation and other forms of corrosion, and this corrosion resistance is often considered to be a defining characteristic. Some exceptions are described below. Copper is dissolved by nitric acid and aqueous potassium cyanide.
This effect sometimes causes the crystals to break or even explode. [25] Radium nitrate (Ra(NO 3) 2) is a white compound that can be made by dissolving radium carbonate in nitric acid. As the concentration of nitric acid increases, the solubility of radium nitrate decreases, an important property for the chemical purification of radium. [25]
This is a list of the most populous municipal corporations of the United States.As defined by the United States Census Bureau, an incorporated place includes cities, towns, villages, boroughs, and municipalities.