Which of the following systems at equilibrium will shift to yield more products when the volume of the container is decreased? i) H2(g) + I2(g) <=> 2HI(g) ii) 2NO2(g) <=> N2O4(g) iii) PCl5(g) <=> PCl3(g) + Cl2(g) iv) ZnO(s) + CO2(g) <=> ZnCO3(s)   a) none of them b) i and ii c) ii and iv d) iii and iv e) all of them

The equilibrium constant, Kp, for the following reaction is 1.80×10-2 at 698K.2HI(g) H2(g) + I2(g)If an equilibrium mixture of the three gases in a 10.1 L container at 698K contains HI at a pressure of 1.21 atm and H2 at a pressure of 0.805 atm, the equilibrium partial pressure of I2 is  atm --- Consider the following reaction:2NH3(g) N2(g) + 3H2(g)If 4.60×10-4 moles of NH3, 0.234 moles of N2, and 0.205 moles of H2 are at equilibrium in a 15.6 L container at 814 K, the value of the equilibrium constant, Kp, is .

Consider the following system at equilibrium: N₂(g) + 3H₂(g) = 2NH3(g); AH = 92.94 kJ Which of the following changes will shift the equilibrium to the right? Lincreasing the temperature II.decreasing the temperature III increasing the volume IV.decreasing the volume Vremoving some NH3 VLadding some NH3 VII removing some N₂ VIII. adding some N₂ O II, III, V, VIII O I, III, V, VII OI, VI, VIII OLIV, V, VIII O II, IV, V, VIII

Phosphorous pentachloride decomposes according to the reaction PCl5(g)↽−−⇀PCl3(g)+Cl2(g)PCl5⁢(g)⁢↽−−⇀⁢PCl3⁢(g)+Cl2⁢(g) A 13.1 gsample of PCl5 is added to a sealed 1.25 L flask and the reaction is allowed to come to equilibrium at a constant temperature. At equilibrium, 48.4% of the PCl5 remains. What is the equilibrium constant, Kc , for the reaction?

The equilibrium constant, K, for the following reaction is 1.20x10-2 at 500K. PCI5(g) PCI3(g) + Cl2(g) If an equilibrium mixture of the three gases in a 15.3 L container at 500K contains 0.359 mol of PCI5(g) and 0.228 mol of PC13, the equilibrium concentration of Cl2 is М.

3. What will be the effect of the following change on the given equilibrium system? system change result CH3OH is added to CH(g) +H-0(1) — CH,ОН(1) +H-(g) reaction container H2(g) + I2(g) = 2HI(g) an inert gas is added 2H2 (g) + O2 (g)= 2H2O (g) AH =-483.6 kJ/mol of O2 increase in temperature SnO2(g) + 2C(s)= Sn(s) + 2CO2(g) Pressure is decreased AH =+ 360.0 KJ N2(g) + 3 H2(g)=2 NH3(g) AH = -92 kJ mol-1 the solution is cooled some AgNO3 is added to the solution AgCl(s) = Ag*(aq) + C(aq) N2(g) + 3 H2(g) = 2 NH3(g) pressure is increased

The following reaction has an equilibrium constant of 2.65 x10-3 at 300K. Br2 (g) + Cl2 (g) 2 BrCl (g) Which of the following statements is true?   Question 5 options:   The system has a higher concentration of reactant molecules than product molecules at equilibrium, but there are significant quantities of both.   The system consists almost entirely of reactant molecules at equilibrium.   The system consists almost entirely of product molecules at equilibrium.   The system has approximately equal concentrations of product and reactant molecules at equilibrium.   The system has higher concentrations of product molecules than reactant molecules at equilibrium, but there are significant quantities of both.

Consider the following reaction where K = 77.5 at 600 K. CO(g) + Cl₂(g) 2 CoCl₂(g) A reaction mixture was found to contain 1.89×10-² moles of CO(g), 4.43×10-² moles of Cl₂(g) and 0.106 moles of COCI₂(g), in a 1.00 liter container. Is the reaction at equilibrium? If not, what direction must it run in order to reach equilibrium? The reaction quotient, Qc, equals The reaction A. must run in the forward direction to reach equilibrium. B. must run in the reverse direction to reach equilibrium. C. is at equilibrium.

The equilibrium constant, Kc, for the following reaction is 55.6 at 698 K.H2 (g) + I2 (g)  2 HI (g)Calculate the equilibrium concentrations of reactants and product when 0.334 moles of H2 and 0.334 moles of I2 are introduced into a 1.00 L vessel at 698 K. [ H2 ] =  M [ I2 ] =  M [ HI ] =  M

Consider the following equilibrium system at 817 K. SO2 Cl2 (g) 2 SO2(g) + Cl2 (g) If an equilibrium mixture of the three gases at 817 K contains 1.60 x 10-3 M SO2 Cl2, 3.57 x 10-2 SO2, and 2.12 x 10-2 M Cl2, what is the value of the equilibrium constant К? M K =