Water, Concentrations, Acids & Bases

Question 1

N (number of moles) =

Answer 1

Mass (grams) / Molecular weight (Da)

Question 2

C (concentration) =

Answer 2

N (number of moles) / Volume (litres)

Question 3

What is the major buffer system in body fluid?

Answer 3

Carbonic Acid (H2CO3), Bicarbonate buffer (HCO3-)

Question 4

What is the pKa for the bicarbonate, carbonic acid reation?

Answer 4

6.4