Given the equilibria
NO + ½O2 ⇌ NO2 K = 1.55 x 106
N2O4 ⇌ 2 NO2 K = 0.160
What is K for
2 NO + O2 ⇌ N2O4 K = ?
The Kc for the reaction at 298 K is given N2O4(g) ⇋ 2 NO2(g) Kc = 5.9 × 10–3 What is the Kc for the following reaction? ½ N2O4(g) ⇋ NO2(g) Kc = ?
For the reaction 2 NO (g) + O2 (g) → 2 NO2 (g) it is found that the rate doubles when the O2 concentration is doubled, but the rate increases by a factor of 4 when the NO concentration is doubled. Which of the following mechanisms is/are consistent with this? 1. (i) NO + O2 ⇋ NO3 (fast) (ii) NO + NO3 → 2 NO2 (slow) 2. (i) 2 NO → N2O2 (slow) (ii) O2 + N2O2 → N2O4 (fast)...
Given the reaction below: N2O4(g)→2NO2(g)N2O4(g)→2NO2(g) d) You increase [NO2][NO2], but change nothing else about the system. How will this affect the value of K? Select one: a. K will decrease. b. K will increase. c. K will not change.
Find ΔrG for reaction (in kJ mol-1) at 298 K? 2 NO2 (g) ⇌ N2O4 (g) Given Conditions: Pressure: NO2 = 1.25 bar Pressure: N2O4 = 0.65 bar N2O4(g) --
1At a certain temperature, 659 K, Kp for the reaction, N2O4(g) <=> 2 NO2(g), is 5.4 x 10-69. Calculate the value of DGo in kJ for the reaction at 659 K. 2Given the values of So given below in J/mol K and the values of ΔHfo given in kJ/mol, calculate the value of ΔGo in kJ for the combustion of 1 mole of propane to form carbon dioxide and gaseous water at 298 K. S (C3H8(g)) = 271 S (O2(g))...
For the dimerization of nitrogen dioxide, ΔG° = −4.7 kJ at 25°C. 2 NO2(g) ⟶ N2O4(g) Calculate ΔG for this reaction if the partial pressures of NO2 and N2O4 are both 0.38 atm. (R = 8.31 × 10−3 kJ/K) a. -10.86 kJ b. -11.36 kJ c. -15.12 kJ d. -11.07 kJ e. -7.10 kJ
1) Kc = 45 for the equilibrium : 2 NO2(g) <====> N2O4 (g) at a temperature 85 C a) What is Kc for N2O42 <====> NO2(g) ? b) What is Kp for 2 NO2(g) <====> N2O4 (g) at 85 C? R= 0.0821 L-atm/ k-mol 2) The pH of seawater is 8.10 This corresponds to ________ M H+
Given: NO (g) + O2 (g) → 2 NO2 (g) ΔΗ = -114.2 kCalculate AH for this equation: NO2 (g)→½NO (g) + ½O2 (g)
Given the following data at a certain temperature 2N2(g) + O2(g) ? 2N2O(g) N2O4(g) ? 2 NO2(g) 1?2 N2(g) + O2(g) ? NO2(g) Kc=1.2x10-35 ; Kc = 4.6 x 10-3 ; Kc = 4.1 x 10-9 Calculate Kc for the reaction between one mole of dinitrogen oxide gas and oxygen gas to give dinitrogen tetroxide gas.
1. Which of the following processes is exothermic, given the following: N2(g) + 2 O2(g) + N2O4(1) AH = 9.67 kJ/mol N2(g) + 2 O2(g) + 2 NO2(g) AH = 67.70 kJ/mol A) 2 N2(g) + 4 O2(g) + 2 N204(1) B) 12 N2(g) + O2(g) → % N204(1) C) N2O4(1) + N2(g) + 2 O2(g) D) 2 N2(g) + 4 O2(g) + 2 NO2(g) + N204(1) E) 2 N2(g) + 4 O2(g) → 4NO2(g)