JII, Il J of heat from its surroundings and has 0.65 kJ of P-V work done on it by dbSorbs 824 its surroundings. What are the values of AH and AE for this process? 28 A is confined to a cylinder under constant atmospheric gas pressure, as illustrated in Figure 6.4. When 0.49 kJ of heat is added to the gas, it expands and does 214 J of work on the surroundings. What are the values of AH and AE for this process? 6.39)The complete combustion of ethanol, C2H5OH(1), to form H,O(g) and CO2(g) at constant pressure releases 1235 kJ of heat per mole of C2H5OH. (a) Write a balanced thermochem- ical equation for this reaction. (b) Draw an enthalpy diagram for the reaction. 6.40 The decomposition of Ca(OH)2(s) into CaO(s) and H2O(g) at constant pressure requires the addition of 109 kJ of heat per mole of Ca(OH)2. (a) Write a balanced thermochemical equation for the reaction. (b) Draw an enthalpy diagram for the reaction.

JII, Il J of heat from its surroundings and has 0.65 kJ of P-V work done on it by dbSorbs 824 its surroundings. What are the values of AH and AE for this process? 28 A is confined to a cylinder under constant atmospheric gas pressure, as illustrated in Figure 6.4. When 0.49 kJ of heat is added to the gas, it expands and does 214 J of work on the surroundings. What are the values of AH and AE for this process? 6.39)The complete combustion of ethanol, C2H5OH(1), to form H,O(g) and CO2(g) at constant pressure releases 1235 kJ of heat per mole of C2H5OH. (a) Write a balanced thermochem- ical equation for this reaction. (b) Draw an enthalpy diagram for the reaction. 6.40 The decomposition of Ca(OH)2(s) into CaO(s) and H2O(g) at constant pressure requires the addition of 109 kJ of heat per mole of Ca(OH)2. (a) Write a balanced thermochemical equation for the reaction. (b) Draw an enthalpy diagram for the reaction.

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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