Quick question anon: how is heat of formation measured/calculated for phases that don't exist at STP? i.e., how is the heat of formation of H2O(g) measured? Much appreciated.
Name:
Anonymous2007-07-04 23:41 ID:9pjJly+n
H2 + O2 -> H2O(l)
H2O(l) --> H2O(g)
add together and then heat capacity * temperature for gas