Post date: Dec 5, 2012 9:18:02 PM
canadanaturemuseum (2011, September 2). How water dissolves salt. Retrieved December 5 2012 from http://youtu.be/xdedxfhcpWo.
kosasihiskandarsjah (April 13, 2008). Dissociation of salt. Retrieved December 5 2012 from http://youtu.be/EBfGcTAJF4o.