Chemistry, 18.06.2020 00:57, Woodlandgirl14
Which of the following aqueous solutions are good buffer systems? . 0.32 M calcium chloride + 0.27 M sodium chloride 0.35 M ammonia + 0.36 M calcium hydroxide 0.19 M barium hydroxide + 0.28 M barium chloride 0.12 M hydrofluoric acid + 0.17 M potassium fluoride 0.20 M hydrobromic acid + 0.22 M sodium bromide
Answers: 2
Chemistry, 22.06.2019 02:30, caeyanij
When svante arrhenius first proposed his acid-base theory, he was a doctoral candidate. his professors thought his ideas were unfounded. within a decade, the arrhenius theory of acid-base was widely accepted and praised within the scientific world. arrhenius defined acids as compounds having ionizable hydrogen and bases as compounds with ionizable a) barium. b) hydronium. c) hydroxide. d) oxygen.
Answers: 3
Chemistry, 22.06.2019 23:30, znewkirk4741
Imagine a small synthetic vesicle made from pure phospholipids enclosing an interior lumen containing 1 mm glucose and 1 mm sodium chloride. if the vesicle is placed in pure water, which of the following happens faster? a. na+ diffuses out. b. cl– diffuses out. c. h2o diffuses in. d. glucose diffuses out. e. sodium chloride diffuses out.
Answers: 3
Which of the following aqueous solutions are good buffer systems? . 0.32 M calcium chloride + 0.27 M...
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