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Equilibrium

Equilibrium. JEOPARDY. S2C06 Jeopardy Review. Keq. Vocabulary. Ksp. LeChateliers. Solubility. 100. 100. 100. 100. 100. 200. 200. 200. 200. 200. 300. 300. 300. 300. 300. 400. 400. 400. 400. 400. 500. 500. 500. 500. 500. Keq 100. In the equation [A] a [B] b

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Equilibrium

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  1. Equilibrium JEOPARDY S2C06 Jeopardy Review

  2. Keq Vocabulary Ksp LeChateliers Solubility 100 100 100 100 100 200 200 200 200 200 300 300 300 300 300 400 400 400 400 400 500 500 500 500 500

  3. Keq100 In the equation [A]a [B]b [C]c [D]d which letters represent the products? A: What is A and B? S2C06 Jeopardy Review

  4. Keq200 If Keq < 1 are products or reactants favored? A: What is reactants favored? S2C06 Jeopardy Review

  5. Keq300 In the equation, 2SO2(g) + O2(g) = 2SO3(g) How do you write the equilibrium expression? A: What is [SO3]2 /[SO2]2[O2]? S2C06 Jeopardy Review

  6. Keq400 In the equation, Fe(s) + H2O(g) = FeO(s) + H2(g) How do you write the equilibrium expression? A: What is [H2] /[H2O? S2C06 Jeopardy Review

  7. Keq500 Write the equation (assuming homogeneous) for the expression: [Br2][NO]2/[ NOBr]2 A: What is 2NOBr(g) = 2NO(g) + Br2(g)? S2C06 Jeopardy Review

  8. Vocabulary100 A chemical reaction that can proceed in the forward or reverse reaction. A: What is the reversible? S2C06 Jeopardy Review

  9. Vocabulary200 An ion that is present in the solute and solvent, and thus decreases the solubility. A: What are common ion effect? S2C06 Jeopardy Review

  10. Vocabulary300 If stress is applied to a chemical equation in equilibrium shifts in the forward or reverse direction will work to relieve the stress. A: What is Le Chatelier’s Principle? S2C06 Jeopardy Review

  11. Vocabulary400 The abbreviation for the solubility product constant. A: What is the Ksp? S2C06 Jeopardy Review

  12. Vocabulary500 A substance that speeds up a chemical reaction, without changing itself. A: What is a catalyst? S2C06 Jeopardy Review

  13. Ksp100 Write the dissociation of the solid PbCrO4 into its respective ions. A: What isPbCrO4(s) = Pb 2+(aq) + CrO42- (aq) ? S2C06 Jeopardy Review

  14. Ksp200 Using Chart 18-3, solve the solubility in mol/L of CuCO3 at 298K A: What is 1.6 x 10-5 mol/L? [Cu2+][CO32-]s x s = 2.5 x 10-10 S2C06 Jeopardy Review

  15. Ksp300 Write the Ksp for the dissociation of Mg(OH)2(s). A: What is Ksp = [Mg2+][OH-]2 Mg(OH)2(s) = [Mg2+] + 2[OH-] S2C06 Jeopardy Review

  16. Ksp400 Using table 18-3 calculate the solubility of AgI at 298K? A: What is the 9.2 x 10-9 mol/L AgI = [Ag+][I-] s x s = 8.5 x 10-17? S2C06 Jeopardy Review

  17. Ksp500 Using Table 18-3 calculate the solubility of Mg(OH)2 A: What is 2.2 x 10-4 mol/L [Mg2+][OH-]2 s x (2s)2 = 1.4 x 10-12? S2C06 Jeopardy Review

  18. LeChatelier’s100 If the temperature of the following reaction were increased, which direction would it shift? H2O(l) = H2O(s) + heat A: What is left ? S2C06 Jeopardy Review

  19. LeChatelier’s200 If 2A(g) + B(g) = 2C(g) + 2D(g) and the pressure of the container is increased, which direction would the reaction shift? A: What is left (increasing pressure, lowers volume and the shift will happen to where there are less moles) ? S2C06 Jeopardy Review

  20. LeChatelier’s300 Removing a reactant from a system at equilibrium will…. A: What is shift the reaction left? S2C06 Jeopardy Review

  21. LeChatelier’s400 If A + B = C + D, name four ways one could increase the yield of D? A: What is remove C, remove D, add A or add B? S2C06 Jeopardy Review

  22. LeChatelier’s500 In which system, would a decrease in volume (same temp) have no effect on the concentration of products or reactants? CaCO3(s) = CaO(s) + CO2 (g) H2(g) + Cl2 (g) = 2 HCl(g) A: H2(g) + Cl2 (g) = 2 HCl(g) S2C06 Jeopardy Review

  23. Solubility100 In order to dissolve AgCl the best, should it be added to distilled water or tap water? A: What is distilled water (no common ions) S2C06 Jeopardy Review

  24. Solubility200 When two aqueous solutions are added together and a solid is formed, what is the name that is given to the solid? A: What is precipitate? S2C06 Jeopardy Review

  25. Solubility300 For 1.2 x 10-4= [NO]2/[N2][O2] if [N2] = 0.166M and [O2] = 0.145 Calculate [NO]. A: What is 0.00170M? S2C06 Jeopardy Review

  26. Solubility400 How are Keq and Ksp related? A: What is You can use the Keq to find the solubility of the ions (Ksp)? S2C06 Jeopardy Review

  27. Solubility500 When ions break apart in an aqueous solution it is called…. A: What is dissociation? S2C06 Jeopardy Review

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