Hrxn=HproductsHreactants 1. Using data from the attached table, calculate the heat of reaction (H) for the following reaction: CH4(E)+2O2(E)CO2(E)+2H2O(e) 2. For each of the following processes, indicate if the reaction would lead to an increase or decrease in the entropy of the system? a. N2(g)+3H2(g)2NH3(g) b. H2OH2O(e) c. CaCO3(sCaO(s)+CO2() 3. Calculate the quantity of heat generated by the combustion of 116.0g of propane (C3H8),(H1c3=104.7KJ/mol)