lecture 4 Flashcards
1
Q
pka of terminal alpha carboxyl group?
A
3.1
2
Q
pka of arginine?
A
12.5
3
Q
pka of tryosine?
A
10.9
4
Q
pka of aspartic acid or glutamic acid
A
4.1
5
Q
pka of lysine?
A
10.8
6
Q
pka of histidine
A
6
7
Q
pka of terminal alpha amino group?
A
8
8
Q
pka of cysteine?
A
8.3
9
Q
name the two different types of kinetic energy
A
thermal energy and radient energy
10
Q
explain thermal energy
A
energy of motion, or heat energy
11
Q
explain radiant energy
A
energy of light converted to heat energy, could be used to generate chemical bond ebery
12
Q
what is the energy of hydrogen bonds in water?
A
5kcal/mol
13
Q
what is the energy of hydrogen bonds in proteins and nucleic acids?
A
1-2kcal/mol
14
Q
what is the van der waals energy?
A
1kcal/mol
15
Q
what is the order of magnitude for covalent bonds?
A
200-800
