929ChemistryMedium
The main buffer system of the human blood is____________?
ANH 2 CONH 2 – NH 2 CONH +
BCH 3 COOH – CH 3 COO –
CH 2 CO 3 – CO 3 2-
DH 2 CO 3 – HCO 3
Correct answer
D. H 2 CO 3 – HCO 3
Explanation
H 2 CO 3 – HCO 3 is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.