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11 Nov 2019
14. In deciding which of two acids is the stronger, one must know: A) the concentration of each acid solution B) the pH of each acid solution C) the equilibrium constant of each acid D) all of the above E) both A and C. 15. Solid calcium hydroxide is dissolved in [OH 1 of the solution is water until the pt of the solution is 11.35. The hydroxide ion concentration A) 4.5Ã 10-12 M. B) 4.5Ã 103M C) 2.2Ã 10-3M. D) 1.1 x 103M E) none of these. 16. What volume of water must be added to 11.5 ml. of a pÅI 2.0 solution of HNO, in order to change the pH to 4.0 A) 11.5 mL B) 89 mL C) 114 mL D) 1.14 x 103 mL E) 29 ml 17he phi of HoCI is 7.5. Calculate the pÅ of a 0.39 M solution of HOCL A) 7.50 B) 6.50 C) 3.95 D) 10.05 E) 0.39 3
14. In deciding which of two acids is the stronger, one must know: A) the concentration of each acid solution B) the pH of each acid solution C) the equilibrium constant of each acid D) all of the above E) both A and C. 15. Solid calcium hydroxide is dissolved in [OH 1 of the solution is water until the pt of the solution is 11.35. The hydroxide ion concentration A) 4.5Ã 10-12 M. B) 4.5Ã 103M C) 2.2Ã 10-3M. D) 1.1 x 103M E) none of these. 16. What volume of water must be added to 11.5 ml. of a pÅI 2.0 solution of HNO, in order to change the pH to 4.0 A) 11.5 mL B) 89 mL C) 114 mL D) 1.14 x 103 mL E) 29 ml 17he phi of HoCI is 7.5. Calculate the pÅ of a 0.39 M solution of HOCL A) 7.50 B) 6.50 C) 3.95 D) 10.05 E) 0.39 3
Lelia LubowitzLv2
27 Jan 2019