Reactions. 1  Copper metal dissolves in nitric acid (HNO 3). 2  Actually, the nitrate ion oxidizes the copper metal to copper (II) ion while itself being transformed to NO 2 gas in the process; the copper (II) ion then binds to six water molecules.
Elaine C. Duke Sworn In As Deputy Secretary For The Department Of Homeland Security. Elaine C. Duke was sworn in today as the seventh Deputy Secretary of the Department of Homeland Security, following her confirmation by the U.S. Senate. In this capacity, she will serve as the chief operating officer for the Department.
The man running the Department of Homeland Security, Jeh Johnson, has a lot on his shoulders, protecting the country from another terrorist attack -- especially now with the rise of homegrown terrorism.esley Stahl: Out of this came the Department of Homeland Security. Jeh Johnson: Out of what happened right here came the Department of Homeland Security. It's a department that brought under one roof an array of 22 federal agencies, including FEMA, the Secret Service, the Coast Guard.