Lecture 3 Flashcards Preview

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Flashcards in Lecture 3 Deck (9)
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1
Q

Buffered solutions reduce….

A

pH fluctuations

2
Q

Adding an acid and conjugate base into a solo will be both a _______________ and a ________.

A
  • defined conc. of buffer

- specific pH

3
Q

Henderson-Hasselbalch

A

used to determine pH of a given acid/base mix or correct mix to produce a desired pH

4
Q

H+H equation

A

pH=pKa+log[conj.base]/[acid]

5
Q

If pH is < pKa

A

-more acid

6
Q

If pH is > pKa

A

-more basic

7
Q

Both the amino and carboxyl ends of an amino acid can act as…

A

acid/conj.base pair

8
Q

At low pH, both ends amino and carboxyl ends are…

A

protonated and charge is +1

9
Q

At high pH, both ends amino and carboxyl ends are…

A

deprotonated and charge is -1