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1. Which of the following processes is exothermic, given the following: N2(g) + 2 O2(g) +...
Which of the following processes is exothermic, given the following: N2(g) +2 02(g) --> N2O4(1) Дн°...
Which of the following processes is exothermic, given the following: N2(g) +2 02(g) --> N2O4(1) Дн° = 9.67 kJ/mol N2(g) +2 02(g) -->2 No2(9) Дн° = 6770 kJ/mol Multiple Choice 2 N2(g) +4 O2(g) --> 2 N2O4(1) o 2 N2(9) +4 O2(9) --> 4 NO2(9) o %N2(9) + O2(9) --> %N2O4(1) o N2O4() -> N2(9) + 2 029) o 2 N2(9) +4 O2(9) --> 2 No2(0) + N2O4(0)
13. Given the data N,(g) + 0.9-2N0(g) 2N0(g) + O2(g) → 2NO2(g) 2N20(g)-> 2 N2(g) +...
13. Given the data N,(g) + 0.9-2N0(g) 2N0(g) + O2(g) → 2NO2(g) 2N20(g)-> 2 N2(g) + O2(g) M,-+190.4 kJ/mol AH-=-129.3 kJ/mol A, =-58.7 kJ/mol For the "mol" of the units above, it means that the reaction coefficients are counted iin numbers of moles. Use Hess's law to calculate AH in kJ/mol for the reaction N20(g) + N2 (g) + 20, → 3N0(g) + NO2(g) 14. Compare the following two unbalanced violent chemical reactions that could be used in rocket engines:...
Given the following data: () Cu (s) O2 (g)CuO (s) () N2 (g) + 02 (g)NO2...
Given the following data: () Cu (s) O2 (g)CuO (s) () N2 (g) + 02 (g)NO2 (g) H'--157 kJ AHo+33 kJ calculate AH for the reaction below using Hess' Law. 4 Cu (s) 2 NO2 (g)4 CuO (s) N2 (g)
Arrange the following gases in order of decreasing standard molar entropy: N204(9), NO(g), NO2(g). Select one:...
Arrange the following gases in order of decreasing standard molar entropy: N204(9), NO(g), NO2(g). Select one: O a. N204> NO > NOZ O b. N204 > NO2 > NO O C. NO2 > NO > N20. O d. NO > NO2 > N204 e. NO > N204 > NO2 Which of the following reactions will shift to the left if the volume is decreased? Select one: H2 (8) + Cl2 (8) DIL 2 HCI (8) OD b. 2 SO3 (8)...
Consider the following data. N2(9) + 2 02(g) → 2 NO2(9) AH = 68.0 kJ N2(9)...
Consider the following data. N2(9) + 2 02(g) → 2 NO2(9) AH = 68.0 kJ N2(9) + 2 02(9) ► N204(9) AH = 10.0 kj Calculate AH for the dimerization of NO as shown below. 2 NO2(9) ► N204(9) k] Need Help? Read It
(6) (1 point) Using the data below, NO(g) + NO2(g) + N203(9) NO(g) + NO2(g) + O2(g) → N205(9) 2 NO2(g) + N20 (9) 2 NO(g...
(6) (1 point) Using the data below, NO(g) + NO2(g) + N203(9) NO(g) + NO2(g) + O2(g) → N205(9) 2 NO2(g) + N20 (9) 2 NO(g) + O2(g) → 2 NO2(g) N205(9) + N2O5(s) AH° = -39.8 kJ AH° = -112.5 kJ AH° = -57.2 kJ AH° = -114.2 kJ AH° = -54.1 kJ compute the heat of reaction for, N2039) + N2O5(s) + 2 N204(9). (6) (1 point) Using the data below, NO(g) + NO2(g) + N203(9) NO(g) +...
Given the standard enthalpy changes for the following two reactions: (1) N2(g)-202(g) N204(g) ΔΗ 9.2 kJ...
Given the standard enthalpy changes for the following two reactions: (1) N2(g)-202(g) N204(g) ΔΗ 9.2 kJ (2) 2N2O(2N2()-O2() what is the standard enthalpy change for the reaction: (3) 2N20(D -302( 2N204() AH-? kJ
1. (14 pts) Consider the following unbalanced gas-phase exothermic reaction, N2 + O2 = NO2 This...
1. (14 pts) Consider the following unbalanced gas-phase exothermic reaction, N2 + O2 = NO2 This is a reaction involved in the production of smog. The heat of formation of NO2 from the elements is A He = 33.18 kJ/mol. This is an endothermic process. The 4, Gof NO2 is 51.31 kJ/mol. a) Balance the reaction. b) Calculate the equilibrium constant at room temperature (300 K). c) If we assume that in our atmosphere the partial pressure of oxygen is...
Consider the reaction 2N205(a) <-> 4NO2(g) + O2(a) at 25°C for which the following data are...
Consider the reaction 2N205(a) <-> 4NO2(g) + O2(a) at 25°C for which the following data are relevant: AHF N205 11.289 kJ/mol 355.28 J/K mol NO2 33.150 kJ/mol 239.90 J/K mol 02 0kJ/mol 204.80 J/K mol a. Predict the sign of AS for the reaction and explain your reasoning. b. Calculate AS" for the reaction. c. Calculate AH for the reaction. d. Calculate AG for the reaction at 25°C. e. Will the reaction be spontaneous at no temperature, low temperatures only,...
Consider the following reaction: 2N2O5(g) 4NO2(g) + O2(g) If AH°xn = 110 kJ mol-1 and AS°,n = 454 J-K-1-mol-1 at 298 K,...
Consider the following reaction: 2N2O5(g) 4NO2(g) + O2(g) If AH°xn = 110 kJ mol-1 and AS°,n = 454 J-K-1-mol-1 at 298 K, calculate the value of the equilibrium constant Kp for the reaction at 298 K. A. 7.63 x 10-7 B 660 C. 54 D. 2.74 x 104 10 E
Consider the following reaction: 2N2O5(g) 4NO2(g) + O2(g) If AH°xn = 110 kJ mol-1 and AS°,n = 454 J-K-1-mol-1 at 298 K, calculate the value of the equilibrium constant Kp...
Which of the following processes is exothermic, given the following: N2(g) +2 02(g) --> N2O4(1) Дн° = 9.67 kJ/mol N2(g) +2 02(g) -->2 No2(9) Дн° = 6770 kJ/mol Multiple Choice 2 N2(g) +4 O2(g) --> 2 N2O4(1) o 2 N2(9) +4 O2(9) --> 4 NO2(9) o %N2(9) + O2(9) --> %N2O4(1) o N2O4() -> N2(9) + 2 029) o 2 N2(9) +4 O2(9) --> 2 No2(0) + N2O4(0)
13. Given the data N,(g) + 0.9-2N0(g) 2N0(g) + O2(g) → 2NO2(g) 2N20(g)-> 2 N2(g) + O2(g) M,-+190.4 kJ/mol AH-=-129.3 kJ/mol A, =-58.7 kJ/mol For the "mol" of the units above, it means that the reaction coefficients are counted iin numbers of moles. Use Hess's law to calculate AH in kJ/mol for the reaction N20(g) + N2 (g) + 20, → 3N0(g) + NO2(g) 14. Compare the following two unbalanced violent chemical reactions that could be used in rocket engines:...
Given the following data: () Cu (s) O2 (g)CuO (s) () N2 (g) + 02 (g)NO2 (g) H'--157 kJ AHo+33 kJ calculate AH for the reaction below using Hess' Law. 4 Cu (s) 2 NO2 (g)4 CuO (s) N2 (g)
Arrange the following gases in order of decreasing standard molar entropy: N204(9), NO(g), NO2(g). Select one: O a. N204> NO > NOZ O b. N204 > NO2 > NO O C. NO2 > NO > N20. O d. NO > NO2 > N204 e. NO > N204 > NO2 Which of the following reactions will shift to the left if the volume is decreased? Select one: H2 (8) + Cl2 (8) DIL 2 HCI (8) OD b. 2 SO3 (8)...
Consider the following data. N2(9) + 2 02(g) → 2 NO2(9) AH = 68.0 kJ N2(9) + 2 02(9) ► N204(9) AH = 10.0 kj Calculate AH for the dimerization of NO as shown below. 2 NO2(9) ► N204(9) k] Need Help? Read It
(6) (1 point) Using the data below, NO(g) + NO2(g) + N203(9) NO(g) + NO2(g) + O2(g) → N205(9) 2 NO2(g) + N20 (9) 2 NO(g) + O2(g) → 2 NO2(g) N205(9) + N2O5(s) AH° = -39.8 kJ AH° = -112.5 kJ AH° = -57.2 kJ AH° = -114.2 kJ AH° = -54.1 kJ compute the heat of reaction for, N2039) + N2O5(s) + 2 N204(9). (6) (1 point) Using the data below, NO(g) + NO2(g) + N203(9) NO(g) +...
Given the standard enthalpy changes for the following two reactions: (1) N2(g)-202(g) N204(g) ΔΗ 9.2 kJ (2) 2N2O(2N2()-O2() what is the standard enthalpy change for the reaction: (3) 2N20(D -302( 2N204() AH-? kJ
1. (14 pts) Consider the following unbalanced gas-phase exothermic reaction, N2 + O2 = NO2 This is a reaction involved in the production of smog. The heat of formation of NO2 from the elements is A He = 33.18 kJ/mol. This is an endothermic process. The 4, Gof NO2 is 51.31 kJ/mol. a) Balance the reaction. b) Calculate the equilibrium constant at room temperature (300 K). c) If we assume that in our atmosphere the partial pressure of oxygen is...
Consider the reaction 2N205(a) <-> 4NO2(g) + O2(a) at 25°C for which the following data are relevant: AHF N205 11.289 kJ/mol 355.28 J/K mol NO2 33.150 kJ/mol 239.90 J/K mol 02 0kJ/mol 204.80 J/K mol a. Predict the sign of AS for the reaction and explain your reasoning. b. Calculate AS" for the reaction. c. Calculate AH for the reaction. d. Calculate AG for the reaction at 25°C. e. Will the reaction be spontaneous at no temperature, low temperatures only,...
Consider the following reaction: 2N2O5(g) 4NO2(g) + O2(g) If AH°xn = 110 kJ mol-1 and AS°,n = 454 J-K-1-mol-1 at 298 K, calculate the value of the equilibrium constant Kp for the reaction at 298 K. A. 7.63 x 10-7 B 660 C. 54 D. 2.74 x 104 10 E
Consider the following reaction: 2N2O5(g) 4NO2(g) + O2(g) If AH°xn = 110 kJ mol-1 and AS°,n = 454 J-K-1-mol-1 at 298 K, calculate the value of the equilibrium constant Kp...
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