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1. How many grams of hydrogen are needed in the following reaction in order to produce 8755 kJ? H2+O2aH2OH=286kJ/mol 2. How much energy is contained in each of the following? a. 3 moles of iodine molecules b. 5 moles of CO2 molecules c. 4.8 moles of butane 3. Make an energy diagram for the heat formation of one mole of each of the following substances: a. H2+I2 2HI b. 2H2()+OO(9)CH2OH(0 c. N2+4H2 a 2NH4+ 4. If the change in enthalpy for carbon monoxide (CO) is 104.5kJ/mol, and that of carbon dioxide (CO2) is 392.92kJ/mol, what can we conclude about the stability of these two substances? 5. Calculate the change in enthalpy for the following reactions: a. C2H(9)+O2(9)CO2(9)+H2O0 b. C25H92(9)+O2(9)CO2(0)+H2O0) c. N2(9)+H2()NH2() d. C(s)+1/2O2(0)CO(0) 6. Find the enthalpy for the combustion of combustion of methanol. 7. Methane can react with ammonia and produce the following products. CH4(g)+NH3(g)aHCN(g)+H2(g) a. Balance this equation. b. Calculate H for this reaction. 8. Use the information provided to calculate the Hffor fhe following reaction at 25C. Fe3O4(s)+CO(g)aFeO(s)+CO2(s) 1. How many grams of hydrogen are needed in the following reaction in order to produce 8755 kJ? H2+O2aH2OH=286kJ/mol 2. How much energy is contained in each of the following? a. 3 moles of iodine molecules b. 5 moles of CO2 molecules c. 4.8 moles of butane 3. Make an energy diagram for the heat formation of one mole of each of the following substances: a. H2+I2 a 2HI b. 2H2(9)+CO(9)CH2OH c. N2+4H2 a 2NH4+ 4. If the change in enthalpy for carbon monoxide (CO) is 104.5kJ/mol, and that of carbon dioxide (CO2) is 392.92kJ/mol, what can we conclude about the stability of these two substances? 5. Calculate the change in enthalpy for the following reactions: a. C2H(0)+O2(0)OO2(0)+H2O0 b. C20H62()+O2()OO2(0)+H2O0 c. N2()+H2()NH2() d. C(s)+r2O2(g)CO(9) 6. Find the enthalpy for the combustion of combustion of methanol. 7. Methane can react with ammonia and produce the following products. CH4(g)+NH3(g)aHCN(g)+H2(g) a. Balance this equation. b. Calculate H for this reaction. 8. Use the information provided to calculate the H1 for the following reaction at 25C. Fe3O4(s)+CO(g)aFeO(s)+CO2(s)