- #1
terryds
- 392
- 13
Homework Statement
Homework Equations
Hess' Law
The Attempt at a Solution
C2H4 (g) + H2O (g) -> C2H5OH (g) ΔH = - 46 kJ
C2H5OH(g) -> C2H5OH(l) ΔH = - 43 kJI think the ΔH is - 46 - 43 = - 89
However, the book says that the answer is A. +3 kJ
How come that be?