Which of the following 1:1 mixtures would be best suited to form a buffer closest to a pH of 10 5? O A) C5H5N and CgHgNHCI (K, CSH;N = 1.7 x 10) O B) C2H5NH2 and C2HgNH3CI (K, C2H;NH2 = 5 6 x 10) C) NH3 and NH,CI (K, NH3 = 1.8 x 10) O D) CGH5NH2 and CgH5NH3CI (Kp C6H;NH2 = 3.8 x 10 10) O E) CH3NH2 and CH;NH3CI (K, CH3NH2 = 4 4 x 10*)

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Chapter14: Equilibria In Acid-base Solutions
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Problem 17QAP: Which of the following would form a buffer if added to 250.0 mL of 0.150 M SnF2? (a) 0.100 mol of...
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Which of the following 1:1 mixtures would be best suited to form a buffer closest to a pH of 10 5?
O A) C5H5N and CgHgNHCI (K, CSH;N = 1.7 x 10)
O B) C2H5NH2 and C2HgNH3CI (K, C2H;NH2 = 5 6 x 10)
C) NH3 and NH,CI (K, NH3 = 1.8 x 10)
O D) CGH5NH2 and CgH5NH3CI (Kp C6H;NH2 = 3.8 x 10 10)
O E) CH3NH2 and CH;NH3CI (K, CH3NH2 = 4 4 x 10*)
Transcribed Image Text:Which of the following 1:1 mixtures would be best suited to form a buffer closest to a pH of 10 5? O A) C5H5N and CgHgNHCI (K, CSH;N = 1.7 x 10) O B) C2H5NH2 and C2HgNH3CI (K, C2H;NH2 = 5 6 x 10) C) NH3 and NH,CI (K, NH3 = 1.8 x 10) O D) CGH5NH2 and CgH5NH3CI (Kp C6H;NH2 = 3.8 x 10 10) O E) CH3NH2 and CH;NH3CI (K, CH3NH2 = 4 4 x 10*)
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