Please answer the ones inside the red square Activity 5: Complete Me!Direction: Complete the following table. Write your answer on a separate sheet ofpaper.Stress applied Effect (encircle your Equilibriumshift (encircleyour answer)ForwardEquilibrium Reaction Keq expressionanswer)Hze) + Clg 2 2HClgDecreasing the (increase, decrease,[HCI]?[H2][Cl,]Keqno change) inthe number of moles No Shiftof HCl(g)Backward%3DpressureFes0414) +4 H2e + heat2 3Fea) + 4H20igIncreasing the (increase, decrease,temperatureForward[H, 0]*Кeq[H2]*no change) inthe volume of waterBackwardNo Shiftvaporcollectedof (increase, decrease,no change) inthe number of moles No Shiftof NO2NO g + Ozlg)2NO23) + heatAdditionForward(NO2(NO]?(0,]KeqheliumBackwardof (increase, decrease,no change) inthe amount of H2COSH2CO3(ag 2 CO2 (selRemovalForward[CO2][H,CO3]+KeqCO2BackwardNo ShiftIncreasing the (increase, decrease,no change)in the amount of O2ForwardBackwardNo Shift[NO)*[H,0]*Keq =temperatureIncreasing the (increase, decrease,no change)in the amount of H20Forwardvolume of theBackward4 NH3g + 502g) =4NOg + 6 H2O +heatcontainerNo ShiftRemoving 02(increase, decrease,no change)in the amount of NH3ForwardBackwardNo Shift

Le Chatelier's principle: This principle is used to predict the effect of a change in conditions on…

Increasing the (increase, decrease, no change) in the amount of O2 Forward [NO)*[H,0]* INH,[0;] Keq = Backward No Shift temperature Increasing the increase, decrease, no change) in the amount of H20 Forward volume of the container Backward 4 NHsg + 502) = 4NO + 6 H2Ois + No Shift heat Removing 02 (increase, decrease, no change) in the amount of NH3 Forward Backward No Shift

Increasing the (increase, decrease, no change) in the amount of O2 Forward [NO)[H,0] INH,[0;] Keq = Backward No Shift temperature Increasing the increase, decrease, no change) in the amount of H20 Forward volume of the container Backward 4 NHsg + 502) = 4NO + 6 H2Ois + No Shift heat Removing 02 (increase, decrease, no change) in the amount of NH3 Forward Backward No Shift

Chemistry: An Atoms First Approach

2nd Edition

ISBN:9781305079243

Author:Steven S. Zumdahl, Susan A. Zumdahl

Publisher:Steven S. Zumdahl, Susan A. Zumdahl

Chapter12: Chemical Equilibrium

Section: Chapter Questions

Problem 1RQ: Characterize a system at chemical equilibrium with respect to each of the following a. the rates of...

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Nitrogen, hydrogen, and ammonia are in equilibrium in a 1000-L reactor at 550 K. The concentration of N2 is 0.00485 M, H2 is 0.022 M, and NH3 is 0.0016 M. The volume of the container is halved, to 500 L. (a) Calculate the equilibrium constant. (b) Define y as the change in the concentration of nitrogen in the 500-L container. Is y positive or negative? (c) Write the iCe table and express the equilibrium constant in a polynomial in terms of y.
7-29 The following reaction was allowed to reach equilibrium at 25°C. Under each component is its equilibrium concentration. Calculate the equilibrium constant, K, for this reaction.
Characterize a system at chemical equilibrium with respect to each of the following a. the rates of the forward and reverse reactions b. the overall composition of the reaction mixture For a general reaction3A(g)+B(g)2C(g), if one starts an experiment with only reactants present, show what the plot of concentrations of A, B, and C versus time would look like. Also sketch the plot illustrating the rate of the forward reaction and rate of the reverse reaction versus time.
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Again the experiment in Exercise 12.33 was redesigned. This time, 0.15 mol each of N, and O2 was injected into a 5.0-L container at 2500 K, at which the equilibrium constant is 3.6 X 10-?. What was the composition of the reaction mixture at equilibrium? l'he following reaction establishes equilibrium at 2000 K: N2(g) + O2(g) *2 2 NO K = 4.1 X IO-4 If the reaction began with 0.100 mol L-1 of N2 and 0.100 mol L-’ ofO2, what were the equilibrium concentrations of all species?
7-28 When the following reaction reached equilibrium at 325 K, the equilibrium constant was found to be 172. When a sample was taken of the equilibrium mixture, it was found to contain 0.0714 M NO2. What was the equilibrium concentration of N2O4?
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7-12 Two kinds of gas molecules are reacted at a set temperature. The gases are blown into the reaction vessel from two tubes. In setup A, the two tubes are aligned parallel to each other; in setup B, they are 900 to each other; and in setup C, they are aligned directly opposite each other. Which setup would yield the most effective collisions?
7-41 The equilibrium constant at 1127°C for the following endothermic reaction is 571: If the mixture is at equilibrium, what happens to K if we: (a) Add some H2S? (b) Add some H2? (c) Lower the temperature to 1000°C?