Homework Statement
ok so I'm trying to find the change in enthalpy for this reaction:
Mg(s) + (1/2)O2--> MgO(s)
I've done the lab to find the temperatures of certain reactions, these were:
9.70 Celsius for the reaction Mg(s) + 2HCl(aq)--> MgCl2(aq) + H2(l)
7.60 Celsius for the reaction...