References When 1356 G Of Ethylene Glycol Ch O Is Burned At 25 C And 1 00 Atin H2o L And Co2 9 Are Formed With T 1 (32.35 KiB) Viewed 75 times
References When 1356 G Of Ethylene Glycol Ch O Is Burned At 25 C And 1 00 Atin H2o L And Co2 9 Are Formed With T 2 (44.89 KiB) Viewed 75 times
(References When 1356 g of ethylene glycol, CH,O,, is burned at 25°C and 1.00 atın, H2O(l) and CO2 (9) are formed with the evolution of 26.01 kJ of heat. Calculate the molar enthalpy of formation of ethylene glycol. AG, of ethylene glycol is -322.5 kJ/mol. What is AGⓇ for the combustion of 1.00 mol ethylene glycol? What is A Sº for the combustion of 1.00 mol ethylene glycol? Substanice AH; (kJ/mol) AG (k/mol) CO2(9) -3935 -394.4 H,001) -285.8 --2371 Molar enthalpy of formation = kJ mol AG J 27 pt AS JK
pr Hydrogen bromide dissociates into its gaseous elements, H, and Bre, at elevated temperatures. DI AH; kJ/mol Sº J/(mol-K) 1 pt -36.44 1986 HBr(g) H2(9) Br2(9) 0 130.6 1 pt 30.91 245.3 1 pt 1 pt a Calculate the percent dissociation at 313°C and 1.00 atm (Enter your answer to three significant figures.) 1 pt Percent dissociation % 1 pt 1 pt b. What would be the percent dissociation at 313°C and 10.0 atm? (Enter your answer to three significant figures.) Percent dissociation 1 pt 1 pt ) 1 pt c. Use data above and any reasonable approximation to obtain K (Enter your answer to three significant figures) 1 pc K 1 pt
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