Copper
Copper: atomic number 29
error in units
16 January 2008 - 1:26pm | by AnonymousThe units of resistivity don't come out right.
10^-8 Ohm * m
or
m Ohm * cm
the 'm' should be a 'mu', but unfortunately they both look the same in the latin alphabet.
Why must HCl be added to the copper solid after the reaction with zinc dust is completed?
24 July 2007 - 1:02pm | by AnonymousWhy must HCl be added to the copper solid after the reaction with zinc dust is completed?