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Question: 22 which of the following statements is true a a...

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22. Which of the following statements is true? a. A 0.10 M aqueous HX solution (pKa 3.79) has a lowe r pH than a 0.10 M aqueous HA (pKa 2.79) solution b. A 0.10 M aqueous :NX3 solution (Kb 5.75 x 104) has a higher pH than a 0.10 M aqueous :NZ3 (pKb 3.72 x 108) solution. c. A 0.10 M aqueous HCN solution has the same pH as a 0.10 M aqueous HCl solu d. Two of the above statements are true. e. None of the above statements is true. 23. Which of the following statements is true? a. The pH of a 0.10 M HF solution is 1.00. b. The pOH of a 0.10 M aqueous NH3 solution is 1.00. c. The pH of a 0.10 M HCl solution is 1.00. d. All of the above statements are true. e. None of the above statements is true 24. Which of the following statements is true? a. A 0.10 M NH3 solution is more alkaline than a 0.20 M NH3 solution. b. The pH of a 0.10 M HF solution is greater than 1.00 c. The pH of a 0.10 M HCI solution is less than the pH of a 0.20 M HCl solution. d. The pH of a 0.10 M NH3 solution is greater than 13.00 e. More than one of the above statements are true.
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