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Multiple choice questions: 1. Which of the following is NOT a requirement for the reaction to...
1. Which of the followi ch of the following reactions is not readily explained by the...
1. Which of the followi ch of the following reactions is not readily explained by the Arrhenius concept of acids and bases? a. A. HCl(aq) + NaOH(aq) - NaCl(aq) + H20() b. H30(aq) + OH-(aq) + 2H20(1) c. HCI(g) + NH3(g) - NH4Cl(s) d. HC2H302(aq) + H2O(l) H30*(aq) + C2H302-(ag) e. H30 (aq) + OH-(aq) + 2H2O(aq) 2. Classify each of the following species as Brønsted acid or base or both: a) H20, b) OH", c) H30, d) NH3, e)...
1. Which of the followi ch of the following reactions is not readily explained by the Arrhenius concept of acids a...
1. Which of the followi ch of the following reactions is not readily explained by the Arrhenius concept of acids and bases? a. A. HCl(aq) + NaOH(aq) - NaCl(aq) + H20() b. H30(aq) + OH-(aq) + 2H20(1) c. HCI(g) + NH3(g) - NH4Cl(s) d. HC2H302(aq) + H2O(l) H30*(aq) + C2H302-(ag) e. H30 (aq) + OH-(aq) + 2H2O(aq) 2. Classify each of the following species as Brønsted acid or base or both: a) H20, b) OH", c) H30, d) NH3, e)...
6) Which of the following statements is true? A) If Q = K, it means the reaction is not at equilibrium B) If Q<...
6) Which of the following statements is true? A) If Q = K, it means the reaction is not at equilibrium B) If Q< K, it means the forward reaction will proceed (to the right) to form more reactants. C) If Q< K, it means the reverse reaction will proceed (to the left) to form more reactants. D) If Q> K, it means the forward reaction will proceed (to the right) to form more reactants E) If Q> K, it...
Q(7) The reaction system POBr3(g) - POBr(g) + Brz(g) is at equilibrium. Which of the following statements describes...
Q(7) The reaction system POBr3(g) - POBr(g) + Brz(g) is at equilibrium. Which of the following statements describes the behavior of the system if POBr is added to the container? A) The reverse reaction will proceed to establish equilibrium. B) The partial pressures of POBra and POBr will remain steady while the partial pressure of bromine increases. C) The partial pressure of chlorine will increase while the partial pressure of POB decreases. D) The partial pressure of chlorine remains steady...
art A Multiple choice each question is worth 5 points each for a total of 95...
art A Multiple choice each question is worth 5 points each for a total of 95 points Here is a reaction: A + 2 .D with the following concentrations: IAI - 2mM. (B) = Smm. (C) - 2mM, ID - 3mM The equilibrium constant for this reaction is 4mm Which direction will this reaction proceed to attain equilibrium? Forward d. It cannot ever attain equilibrium b. Reverse e. There is insufficient information to answer this It's already at equilibrium 2....
5) Determine the value of Kc for the following reaction if the equilibrium concentrations are as...
5) Determine the value of Kc for the following reaction if the equilibrium concentrations are as follows: [NO2]eq = 0.85 M and [NO]eq=0.38 M. 2 NO2(g) - N2048) A) 2.2 B) 1.9 C) 0.022 D) 0.22 E) 0.53 6) Which of the following statements is true? A) If Q=K, it means the reaction is not at equilibrium. B) If Q<K, it means the forward reaction will proceed to the right) to form more reactants. C) IFO <K, it means the...
help with these chemistry questions 1. Explain what happens to the concentration of H,O' ions in...
help with these chemistry questions
1. Explain what happens to the concentration of H,O' ions in an acetic acid solution when solid sodium acetate is added. 2. Determine the pH and pH of a solution that is 0.5 M NaHSO4 and 0.25 M Na2SO4 3. When sodium nitrite is added to HNO2(aq) a) the equilibrium concentration of HCOOH(aq) decreases. b) the pH of the solution increases. c) the K increases. d) the pH of the solution does not change. e)...
1. In the following reaction at equilibrium, what will happen if more CO(g) is added? COCI:(9)...
1. In the following reaction at equilibrium, what will happen if more CO(g) is added? COCI:(9) CO(g) + Cl (9) A) reaction will shift to the right B) reaction will shift to the left C) nothing will happen D) the equilibrium constant will change E) not enough information given to predict 2. The following reaction is exothermic (with A and B reactants) and at equilibrium. What will happen if heat is added? A+B 2 C + D A) more C...
I need help with all three questions please and thank you! *four 4. Consider the reaction:...
I need help with all three questions please and thank
you!
*four
4. Consider the reaction: 2 SOX) + g) = 2 50 (8) A 2.0 L flask was filled with 0.0400 moles o. 00200 moles of O. At equilibrium 0.0296 moles of so, were found what is the equilibrium constant for this reaction? A) 2.556 x 10 + B) 3.664 x 10 C) 6.953 x 102 D) 9.964 x 102 E) 3.116 x 10 5. What is a conjugate...
6. Answer the following questions regarding the equilibrium for the reaction below 2 AsH3(g) = 2...
6. Answer the following questions regarding the equilibrium for the reaction below 2 AsH3(g) = 2 As (s) + 3 H2 (9) a. If AsH3 was removed from the equilibrium mixture, what would happen to the equilibrium concentration of H2? (increase, decrease, no change) b. If additional As is added to the reaction, what would happen to the equilibrium concentration of AsH3? (increase, decrease, no change) c. If the value of K decreases as the temperature of the system is...
1. Which of the followi ch of the following reactions is not readily explained by the Arrhenius concept of acids and bases? a. A. HCl(aq) + NaOH(aq) - NaCl(aq) + H20() b. H30(aq) + OH-(aq) + 2H20(1) c. HCI(g) + NH3(g) - NH4Cl(s) d. HC2H302(aq) + H2O(l) H30*(aq) + C2H302-(ag) e. H30 (aq) + OH-(aq) + 2H2O(aq) 2. Classify each of the following species as Brønsted acid or base or both: a) H20, b) OH", c) H30, d) NH3, e)...
1. Which of the followi ch of the following reactions is not readily explained by the Arrhenius concept of acids and bases? a. A. HCl(aq) + NaOH(aq) - NaCl(aq) + H20() b. H30(aq) + OH-(aq) + 2H20(1) c. HCI(g) + NH3(g) - NH4Cl(s) d. HC2H302(aq) + H2O(l) H30*(aq) + C2H302-(ag) e. H30 (aq) + OH-(aq) + 2H2O(aq) 2. Classify each of the following species as Brønsted acid or base or both: a) H20, b) OH", c) H30, d) NH3, e)...
6) Which of the following statements is true? A) If Q = K, it means the reaction is not at equilibrium B) If Q< K, it means the forward reaction will proceed (to the right) to form more reactants. C) If Q< K, it means the reverse reaction will proceed (to the left) to form more reactants. D) If Q> K, it means the forward reaction will proceed (to the right) to form more reactants E) If Q> K, it...
Q(7) The reaction system POBr3(g) - POBr(g) + Brz(g) is at equilibrium. Which of the following statements describes the behavior of the system if POBr is added to the container? A) The reverse reaction will proceed to establish equilibrium. B) The partial pressures of POBra and POBr will remain steady while the partial pressure of bromine increases. C) The partial pressure of chlorine will increase while the partial pressure of POB decreases. D) The partial pressure of chlorine remains steady...
art A Multiple choice each question is worth 5 points each for a total of 95 points Here is a reaction: A + 2 .D with the following concentrations: IAI - 2mM. (B) = Smm. (C) - 2mM, ID - 3mM The equilibrium constant for this reaction is 4mm Which direction will this reaction proceed to attain equilibrium? Forward d. It cannot ever attain equilibrium b. Reverse e. There is insufficient information to answer this It's already at equilibrium 2....
5) Determine the value of Kc for the following reaction if the equilibrium concentrations are as follows: [NO2]eq = 0.85 M and [NO]eq=0.38 M. 2 NO2(g) - N2048) A) 2.2 B) 1.9 C) 0.022 D) 0.22 E) 0.53 6) Which of the following statements is true? A) If Q=K, it means the reaction is not at equilibrium. B) If Q<K, it means the forward reaction will proceed to the right) to form more reactants. C) IFO <K, it means the...
help with these chemistry questions
1. Explain what happens to the concentration of H,O' ions in an acetic acid solution when solid sodium acetate is added. 2. Determine the pH and pH of a solution that is 0.5 M NaHSO4 and 0.25 M Na2SO4 3. When sodium nitrite is added to HNO2(aq) a) the equilibrium concentration of HCOOH(aq) decreases. b) the pH of the solution increases. c) the K increases. d) the pH of the solution does not change. e)...
1. In the following reaction at equilibrium, what will happen if more CO(g) is added? COCI:(9) CO(g) + Cl (9) A) reaction will shift to the right B) reaction will shift to the left C) nothing will happen D) the equilibrium constant will change E) not enough information given to predict 2. The following reaction is exothermic (with A and B reactants) and at equilibrium. What will happen if heat is added? A+B 2 C + D A) more C...
I need help with all three questions please and thank
you!
*four
4. Consider the reaction: 2 SOX) + g) = 2 50 (8) A 2.0 L flask was filled with 0.0400 moles o. 00200 moles of O. At equilibrium 0.0296 moles of so, were found what is the equilibrium constant for this reaction? A) 2.556 x 10 + B) 3.664 x 10 C) 6.953 x 102 D) 9.964 x 102 E) 3.116 x 10 5. What is a conjugate...
6. Answer the following questions regarding the equilibrium for the reaction below 2 AsH3(g) = 2 As (s) + 3 H2 (9) a. If AsH3 was removed from the equilibrium mixture, what would happen to the equilibrium concentration of H2? (increase, decrease, no change) b. If additional As is added to the reaction, what would happen to the equilibrium concentration of AsH3? (increase, decrease, no change) c. If the value of K decreases as the temperature of the system is...
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