Using the following thermochemical data, what is the change in enthalpy for the following reaction?

Question

2H¿(g) + 2C(s) + O¿(g) d C¿HOH(l)?

C2H5OH(l) + 2O2(g) d 2CO2(g) + 2H2O(l),  DH = -875 kJ
C(s) + O¿(g) d CO¿(g),  DH = -394.51 kJ
H2(g) + ½O2(g) d H2O(l),  DH = -285.8 kJ

Answer 1

Your post contains too many strange symbols. See if you can correct the post.

Answer 2

-486