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 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.
Given: NO (g) + O2 (g) → 2 NO2 (g) ΔΗ = -114.2 kCalculate AH for this equation: NO2 (g)→½NO (g) + ½O2 (g)
For the reaction: 2 NO2 (g) à N2O4(g) DS0 = -175.5 J/K, DH0=-57.2 kJ (1) The DG0 is _______ kJ at 325 Celsius. (2) The reaction is ____ at 325 Celsius. A. for Spontaneous B. nonspontaneous (3) Would this reaction be spontaneous at___? A. all temperatures B. low temperature C. high temp D. never (4) Based on your answer of DG0 obtained above, solve for DG if [NO2] = 8.50 atm and [N2O4] = 0.00100 atm. Please have three significant figures...