G = H - TS
H = - 137.7 KJ
S = 30.36 J/K = 0.03036 kJ/K
T = 5.00C = 278 K
G = = - 137.7 - 278 (0.03036)
G = - 146.1 kJ
Question 14 PFlag question Points out of 1.00 Tries remaining 1 What is the change in...
Question 20 Tries remaining Points out of 100 pFlag question For an equilibrium reaction, AG=0 kJ at 452.8 K. If the equilibrium constant is 7.4, what is the standard change in Gibb's free energy (kJ) of this reaction? Multiple tries are permitted; however, 20% (1/5) point will be deducted for each incorrect response. Answer: Check
Question 17 The remaining Points out of 100 g What is the change in enthalpy (kJ) for a given reaction? The change in Gibb's free energy for the reaction is 34.2 kJ, and the change in entropy is -197.3 J/K at 97.5 °C. Multiple tries are permitted; however, 20% (1/5) point will be deducted for each incorrect response Answer: Check
Question 19 Tries remaining 1 Points out of 1.00 Flag question For the equilibrium reaction written below, AG = -247.7 kJ at 298 K. If the partial pressure of CO2 is 3.0 atm, what is the standard change in Gibb's free energy (kJ) of this reaction? CO2(8) C0.6) Multiple tries are permitted; however, 20% (1/5) point will be deducted for each incorrect response. Answer: Check
Question 21 Tries remaining Points out of 1.00 Plaquestion For an equilibrium reaction, AG=0kJ at 344.6 K. If the standard change in Gibb's free energy of this reaction is 0.652 kJ, what is the equilibrium constant? Multiple tries are permitted; however, 20% (1/5) point will be deducted for each incorrect response Answer: Check
Question 8 PFlag question Tries remaining 1 Points out of 1.co Find the change in entropy (J/K) for a constant pressure calorimetry experiment if the heat energy lost by the system was-29.88 J at 36.02 °C. Multiple tries are permitted; however, 20% (1/5) point will be deducted for each incorrect response Answer: Check
Question 11 Tries remaining 1 Points out of 1.00 Flag question For the reaction below, determine the standard change in Gibb's free energy, 4Gº (kJ). Reference relevant 4Gº formation values in Appendix G. P(s) +506) - PO.(*); K = 0 Multiple tries are permitted; however, 20% (1/5) point will be deducted for each incorrect response Answer: Check
Question 15 Tries remaining Points out of 1.00 Flag question Find the temperature (°C) below which the evaporation of unknown liquid Dis spontaneous. The change in enthalpy for the reaction is -263.7 kJ, and the change in entropy is -481.5 J/K. Multiple tries are permitted; however, 20% (1/5) point will be deducted for each incorrect response Answer: Check
19 Question 19 Tries remaining 1 Points out of 1.00 P Flag question For the equilibrium reaction written below, AG = -213.9 kJ at 298 K. If the partial pressure of CO2 is 1.4 atm, what is the standard change in Gibb's free energy (kJ) of this reaction? CO,() =CO,() Multiple tries are permitted; however, 20% (1/5) point will be deducted for each incorrect response. Answer:
Question 22 Tries remaining Points out of 1.00 pagi For an equilibrium reaction, AG0 kJ at 270.1 K. If the standard enthalpy of this reaction is -29,5 kJ, and the standard entropy is 42.7J/K, what is the equilibrium constant? Multiple tries are permitted; however, 20% (1/5) point will be deducted for each incorrect response. Answer: Check
Question 9 Tries remaining 1 Points out of 100 Flag question Find the change in enthalpy (kJ) for the melting of an unknown substance Y if the entropy for the process is 83.615 J/K at -4.7 °C. Multiple tries are permitted, however, 20% (1/5) point will be deducted for each incorrect response Answer: Check