Water, Weak Acids, and Bases Flashcards

1
Q

5 examples of polar molecules

A
  • charged and dissolve in water
  • glucose
  • aspartate
  • glycine
  • lactate
  • glycerol
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2
Q

what types of molecules are nonpolar?

A
  • do not dissolve in water

- typical wax

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3
Q

2 examples of amphipathic molecules

A
  • can be both polar and nonpolar
  • phenylalanine
  • phosphatidylcholine
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4
Q

when water acts as a solvent, what happens to delta G, delta H, and TdeltaS in the Gibbs Free Energy equation?

A
  • delta G is negative

- delta H and TdeltaS are positive

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5
Q

what happens to delta G, delta H, and TdeltaS for amphipathic compounds in aqueous solution?

A
  • delta G and delta H are positive

- TdeltaS is increased (increase in entropy/disorder)

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6
Q

T or F:

the release of ordered water favors formation of enzyme substrate complex

A

true

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