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Additional Exercise 14.093 To study the following reaction at 20 oC, 2HNO2(g) NO(g)NO2(g) H20(g) a mixture...
12. (10 pts) At 25 °C, K. = 3.75 for the reaction SO2(g) + NO2(g) = SO3(g) + NO(g). Calculate the concentrations of all species at equilibrium, when the initial concentrations are all 0.800 M and equilibrium established. 13. (10 pts) Calculate the pH of a 0.10 M NaNO, solution (K, -4.5 x 10" for HNO2).
12. (10 pts) At 25 °C, K. = 3.75 for the reaction SO2(g) + NO2(g) = SO3(g) + NO(g). Calculate the concentrations of all species at equilibrium, when the initial concentrations are all 0.800 M and equilibrium established. 13. (10 pts) Calculate the pH of a 0.10 M NaNO, solution (K, -4.5 x 10" for HNO2).
A reaction in smog formation is 03 (g) + NO(g) + O2(g) + NO2 (g) K = 6.0 x 1034 If the initial concentrations are [03] - 1.0 x 10-6 M, [NO] = 1.0 x 10-5 M, [NO2) = 2.5 x 104 M, and [02] = 8.2 x 103 M, is the system at equilibrium? If not, in which direction does the reaction proceed. The system is at equilibrium System is not at equilibrium. It must shift right to reach...
2. A reaction important in smog formation is. К, - 6.0 х 104 Os(g)NO(g) <=> O2(g) NO2(g) (a) If initial concentrations are [O3] = [NO] = 2.0 x 10-3 M, and [NO2] = [O2] = 1.5 x 10-4 M, is the system at equilibrium? If not, in what direction will the reaction proceed to reach equilibrium? (1 pts) Use Q to support your choice. (b) Determine the equilibrium concentration of the substances in the reaction. (1 pts) [NO2 [NO]
The reaction NO2(g) + SO2(g) ⇌NO (g) + SO3(g) has a Kc =10 under some conditions. If the initial concentrations of both NO2 and SO2 are 0.5 M, then calculate the equilibrium concentrations of all four species. [NO2]eq= __________ [SO2]eq= __________ [NO]eq= __________ [SO3]eq= _________
5-7 (ACS-style) A mixture of 2.0 mol of CO (g) and 2.0 mol of H20 (g) was allowed to come to equilibrium in a 10.0-L flask at a high temperature. If Kc = 4.0, what is the molar concentration of H2 (g) in the equilibrium mixture? The equation for the reaction is: CO(g) + H20 (g) 5 CO2(g) + H2 (g) A) 0.67 M B) 0.40 M C) 0.20 M D) 0.13 M
The reaction NO_2 (g) + NO (g) doublesidearrow N_2O (g) + O_2 (g) reached equilibrium at a certain high temperature. Originally, the reaction vessel contained the following initial concentrations: 0.184 M N_2O, 0.377 M O_2, 0.0560 M NO_2 and 0.294 M NO. The concentration of NO_2, the only colored gas in the mixture, was monitored by following the intensity of the color. At equilibrium, the NO_2 concentration had become 0.118 M. What is the value of Kc for the reaction...
Name: (print clearly) 12. (10 pts) At 25 °C, K. - 3.75 for the reaction SO2(g) + NO2(g) SO(g) + NO(g). Calculate the concentrations of all species at equilibrium, when the initial concentrations are all 0.800 M and equilibrium established. 13. (10 pts) Calculate the pH of a 0.10 M NaNO2 solution (K. - 4.5 x 104 for HNO.).
The equilibrium constant, Kc, for the reaction N2O4(g)⇌2NO2(g) is 5.1×10−3. If the equilibrium mixture contains [NO2] = 0.047 M , what is the molar concentration of N2O4? Express the concentration to two significant figures and include the appropriate units.
What is the numerical value of Kc for the following reaction if the equilibrium mixture contains 0.055 M N2O4 and 0.34 M NO2? N2O4 (g) ===== 2NO2 (g)