How much essential body fat does the male body require?
A) 3
B) 11
C) 15
D) 23
Question 2
The acid-dissociation constant, Ka, for gallic acid is 4.57 10-3. What is the base-dissociation constant, Kb, for the gallate ion?
A) 4.57 10-3
B) 2.19 10-12
C) 5.43 10-5
D) 7.81 10-6
E) 2.19 102