Which of the following aqueous solutions are good buffer systems? 0.30 M ammonia- 0.39 M ammonium bromide O 0.12 M barium hydroxide + 0.21 M barium bromide | 0.23 M hydrochloric acid + 0.21 M potassium chloride 0.16 M hydrocyanic acid + 0.11 M hydroiodic acid O 0.40 M calcium iodide + 0.29 M potassium iodide

Fundamentals Of Analytical Chemistry
9th Edition
ISBN:9781285640686
Author:Skoog
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Chapter14: Principles Of Neutralization Titrations
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Which of the following aqueous solutions are good buffer systems?
| 0.30 M ammonia + 0.39 M ammonium bromide
O 0.12 M barium hydroxide + 0.21 M barium bromide
| 0.23 M hydrochloric acid + 0.21 M potassium chloride
O 0.16 M hydrocyanic acid + 0.11 M hydroiodic acid
O 0.40 M calcium iodide + 0.29 M potassium iodide
Transcribed Image Text:Which of the following aqueous solutions are good buffer systems? | 0.30 M ammonia + 0.39 M ammonium bromide O 0.12 M barium hydroxide + 0.21 M barium bromide | 0.23 M hydrochloric acid + 0.21 M potassium chloride O 0.16 M hydrocyanic acid + 0.11 M hydroiodic acid O 0.40 M calcium iodide + 0.29 M potassium iodide
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