2.2. Strong and Weak Electrolytes

Question 1

Urinary titratable and actual acidity would
most likely be the same for which one of
the following acids?

Answer 1

HNO3

Question 2

The principle buffer in the extracellular
fluid compartment is:

Answer 2

Bicarbonate

Question 3

Which one of the following is an important
buffer system in bone?

Answer 3

Ca++ + H2PO4– <—> H+ + CaHPO4

Question 4

The Henderson-Hasselbalch equation:

Answer 4

pH = pK’ + log([A–]/[HA])

Question 5

A weak acid (or base) is most effective as
a buffer at a pH near its pK’.

Answer 5

True