2021 Part 4. (18 pt total) The combustion of hexane gas (CH) is shown below in a balanced reaction. CH (9) 19/20, (g) - 600,(9)+7H30 (9) Here are some thermodynamic parameters for the reaction. The constant R = 8.314 x 10 kJ/mol K. For all of your answers about the reaction, show your work. And quantities must have appropriate units. a. (6 pt) What is the AH for this reaction? Substance Cou) CO:( HO() 0,0) 87 kmal 388.8 213.8 MEM -1672 -3933 188.8 205,2 b. (6 pt) What is the AS for this reaction? C. (6 pt) What is the AGC for this reaction at 298 K