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linasottile linasottile
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6 years ago
Which substance would be the best buffer at pH 8 if it had to be able to buffer against either acid or base?
 A) one with a pKa of 7
  B) one with a pKa of 8
  C) one with a pKa of 9
  D) The pKa of a substance doesn't tell you whether it would be a good buffer at this pH.
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PurpleMonkeyPurpleMonkey
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6 years ago
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linasottile Author
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6 years ago
Smart ... Thanks!
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Yesterday
Just got PERFECT on my quiz
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2 hours ago
Good timing, thanks!
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