3. Determine the AH°rxn, AS°rxn, and AGºrxn at 298 K for the reaction below. Balance the...
Question 19 Determine AGºrxn for the following reaction at 298 K. CaCO3(s) --- CaO(s) + CO2() AH®= +179.2 kJ; A5°= +160.2 J/K -131.5 kJ +226.9 kJ +179.2 kJ -226.9 kJ +131.5 kJ
Use the standard reaction enthalpies given below to determine AHⓇ rxn for the following reaction: 2 NO(g) + O2(g) + 2NO2(g) AHørxn = ? Given: N2(E) + O2(g) + 2NO(g) AH®rxn = +183 kJ AHørxn = +33 kJ 1/2N2(E) + O2(g) + NO2(g) -150. kJ O-117 kJ O-333 kJ +115 kJ +238 kJ
Question 23 10 pts The entropy change for the reaction ( ASºrxn) shown below is -121.8 J/K. Calculate AS°surr, AS°univ and AGºrxn at 298 K. N2(g) + 2O2(g) + 2NO2(g) AH°rxn = 66.4 kJ • (a) AS surr = [Select ] • (b) AS°univ = [Select ] • (c) AGºrxn = [Select ]
Use the AHºf information provided below to calculate AH°rxn for the following reaction: 3 NO2 (9) + H20(1) → 2 HNO3(aq) + NO(g) AHºf (kJ/mol NO2(g) H20(1) + 33.1 - 285.5 HNO3(aq) NO(g) - 207.8 + 90.3
The standard enthalpy change for the following reaction is 66.4 kJ at 298 K. N2(g) + 2 O2(g) 2 NO2(g) AH° = 66.4 kJ What is the standard enthalpy change for this reaction at 298 K? 1/2 N2(g) + O2(g) — NO2(g) Submit Answer
7 Consider the following reaction at 298 K: NH3(g) +HCI(g)NH4CI(s) Using the thermochemical data at 298 K given below (a) Determine the AH for the reaction. (2 marks) (b) Determine the AG for the reaction and comment on its value. (3 marks) (c) Determine the maximum work done available in the reaction. (3 marks) An equilibrium mixture, consisting of 0.5 atm of NHy(), 0.5 atm of HCKg) and excessive of NH Cl(s), is enclosed in a container at 298 K...
4. Calculate AG°(375 K) for the reaction 2CO(g) + O2(g) → 2CO2(g) from the values of AG°(298 K) and AH°(298 K) (found in tables) and the Gibbs-Helmholtz equation.
For the reaction: N2O3(g) → NO(g) + NO2(g) at 298 K AG° = -4.78 kJ/mol RXN. Compute K for this reaction. a) 1.01 Ob) 0.998 O c) 0.948 O d) 6.89 Oe) 10.23
uations, calculate AH°rxn for the reaction: (3 marks) LFrom the following thermochemical eq So2(g)+NO2(8) SO3(8)+NO(g) 2 SO28)+02(8)-2SO3(8) 2N0(g) + O2(g. 2 NO2(g) A rxn--197.8 kJ Δ//orxn®-114, 14 kJ -SMB, eus e ,
Calculate Grxn at 298 K under the conditions shown below for the following reaction. 2 H2S(g) + 3 O2(g) 2 SO2(g) + 2 H2O(g) G°rxn = ? G°f (kJ/mol) -33.4 -300.1 -228.6 P(H2S) = 1.4 atm, P(O2) = 0.5atm P(SO2) = 2.2atm and P(H2O) = 0.8 atm