Using the following reactions: N_2(g) + O_2(g) rightarrow 2 NO(g) Delta H = 181 kJ times...
For the reaction N_2(g) + 3 H_2(g) rightarrow 2 NH_3(g) Delta G degree = -23.6 kJ and Delta S degree = -198.7 J/K at 345 K and 1 atm. This reaction is (reactant, product) favored under standard conditions at 345 K. The standard enthalpy change for the reaction of 2.30 moles of N_2(g) at this temperature would be kJ. For the reaction 2 H_2O_2(l) rightarrow 2 H_2O(l) + O_2(g) Delta G degree = -236.9 kJ and Delta H degree =...
Given the following information fill in the missing values for delta H N_2(g) + O_2(g) 2NO_(g) Delta H= 180.4 kJ 1/2N_2(g) +1/2 O_2(g) rightarrow NO_(g) Delta H= _ 2NO_(g) rightarrow N_2(g) + O_2(g) Delta H= _ 2N_2(g) + 2O_2(g) rightarrow 4NO_(g) Delta H=
For the following equilibrium: N_2(g) + H_2(g) rightarrow NH_3(g) delta H= -386 kJ/mole Predict the direction the equilibrium will shift if: N_2 is added? H_2 is removed? NH_3 is added? NH_3 is removed? the volume of the container is decreased? the pressure is increased by adding Argon gas? the reaction is cooled? equal number of moles of H_2 and NH_3 are added? a catalyst is added The equilibrium constant for the following reaction is 5.0 at 400 degree C. CO_(g)...
Calculate Delta H for the reaction N_2 O_3 (g) rightarrow NO(g) + NO_2(g) given the following information
Given: 4 NO_2(g) + O_2(g) rightarrow 2 N_2O_5(g) delta H degree = -110.2 kJ find delta H degree for N_2O_5(g) rightarrow 2 NO_2(g) + 1/2 O_2(g) HBr, HCl, HCIO_4, KBr, and NaCl are all classified as Selected Answer: strong electrolytes. Correct Answer: strong electrolytes. What is the empirical formula for ethyl fluoride if the compound contains 49.97% carbon, 10.51% hydrogen, and 39.52% fluorine by mass? Selected Answer: C_4 H_10 F_4 Correct Answer: C_2H_5F Which of the following represent isotopes? A:...
Given: 4 NO_2(g) + O_2 (g) rightarrow 2N_2O_5(g) DeltaH degree = - 110.2 kJ find Delta Hdegree for N_2O_5(g) rightarrow 2 NO_2 (g) + 1/2 O_2(g) 55.1 kJ 220.4 kJ -55.1 kJ -220.4 kJ
Consider the reaction 2CO(g) + 2NO(g) rightarrow 2CO_2(g) + N_2(g) for which Delta H degree = -746.6 kJ and Delta S degree = -198.0 J/K at 298.15 K. (1) Calculate the entropy change of the UNIVERSE when 1.514 moles of CO(g) react under standard conditions at 298.15 K. (2) Is this reaction reactant or product favored under standard conditions? (3) If the reaction is product favored, is it enthalpy favored, entropy favored, or favored by both enthalpy and entropy? If...
Consider the equilibrium reaction: 2NO(g) + O_2(g) 2NO_2(g) Delta H = +114.6 kJ What will be the change in the equilibrium concentration of NO_2 under each of the following conditions? Considering each change separately, state the effect (increase, I; decrease, D; or no change NC) specified). a) O_2 is added ___ b) energy is added___ c) NO is removed ___ d) a catalyst is added ___ e) it is placed in an ice bath ___ f) the volume is increased...
Consider the reaction 2NO_2(g) rightarrow N_2O_4 (g). Using the following data, calculate Delta G degree at 298 K. Delta G degree (NO_2(g)) = 51.84 kJ/mol, Delta G degree (N_2 O_4 (g)) = 98.28 kJ/mol. Calculate Delta G at 298 K if the partial pressures of NO_2 and N_2O_4 are 0.37 atm and 1.62 atm, respectively. Express your answer using one significant figure.
Calculate the enthalpy of formation of SO_2(g) from the standard enthalpy changes of the following reactions: SO_2(g) + O_2(g) rightarrow 2 SO_3(g) Delta H degree _r times n = - 196 kJ S(s) + 3 O_2(g) rightarrow 2 SO_3(g) Delta H degree _r times n = - 790 kJ S(s) + O_2(g) rightarrow SO_2(g) Delta H degree _r times n = Number _______ kJ