3. Ethanol, C2H5OH4, is made industrially by the reaction of water with ethylene, C4H44. Calculate the yalne of H for the reaction C2H4(g)+H2O(l)C2H5OH(l) (Hants: Use Hess's Law) f3 given the following thermochermical equationst C2H4(g)+3O2(g)2CO4(g)+2H2O(D)H2=1411.1k) C2H3OH(l)+3O2(g)2CO2(g)+3H2O(i)H2=1367.1kJ 4. n. Calculate HF for the following reaction. (Use Enthalpy of Formation data) /5 Ieat of Formation for O6H6=48.6KJ/mol,C(s)=0KJ/molHZO(D)=286.0Kj/mol) C5HQs)+23ONn6C(4)+3H2O(5) b. State whether the reaction is exothermic or endothermic, c. Rewrite the equation as a thermochemical equation to include the heat term