References
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"Silver." Chemicool Periodic Table. Chemicool.com. 09 Oct. 2012.. Web. 12/4/2014
"Silver Information." Silver. Berkeley Education, n.d. Web. 08 Jan. 2015.
Stwertka, Albert. "Ag-Silver." A Guide to the Elements. New York: Oxford
UP, 2002. N. pag. Print.